KMTUY / Komatsu Ltd. - Depositary Receipt (Common Stock) - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Komatsu Ltd. - Depositary Receipt (Common Stock)
US ˙ OTCPK ˙ US5004584018

Mga Batayang Estadistika
LEI 5493004LQ0B4T7QPQV17
CIK 56594
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Komatsu Ltd. - Depositary Receipt (Common Stock)
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
February 6, 2018 SC 13G/A

JOY / Joy Global, Inc. / Invesco Ltd. - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2 )* Komatsu Mining Corp ** (Name of Issuer) Common Stock (Title of Class of Securities) 481165108 ** (CUSIP Number) December 29, 2017 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which t

April 1, 2014 15F-12B

- FORM 15F-12B

FORM 15F-12B Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 1, 2014 6-K

Current Report of Foreign Issuer - FORM 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April, 2014 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal exe

March 20, 2014 CORRESP

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Komatsu Ltd. Export Control Department 2-3-6 Akasaka, Minato-ku, Tokyo 107-8414, Japan Phone: 81-3-5561-2732 Fax: 81-3-3583-9882 March 20, 2014 Ms. Cecilia Blye Chief, Office of Global Security Risk Division of Corporation Finance United States Securities and Exchange Commission 100 F Street, N.E. Washington DC 20549-7010, USA RE: Komatsu Ltd. Form 20-F for the Fiscal Year Ended March 31, 2013 Fil

February 13, 2014 6-K

Current Report of Foreign Issuer - 6-K

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February, 2014 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal execu

January 30, 2014 6-K

Current Report of Foreign Issuer - 6-K

6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 12, 2013 6-K

Current Report of Foreign Issuer - FORM 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November, 2013 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3 – 6 Akasaka 2 – chome, Minato – ku, Tokyo, 107 – 8414, Japan (Address of pr

October 29, 2013 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 9, 2013 6-K

Current Report of Foreign Issuer - FORM 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2013 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal ex

August 2, 2013 6-K

Current Report of Foreign Issuer - 6-K

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2013 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal executiv

July 30, 2013 6-K

Current Report of Foreign Issuer - 6-K

6-K 1 d574786d6k.htm 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2013 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of

July 18, 2013 6-K

Current Report of Foreign Issuer - FORM 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2013 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal exe

June 28, 2013 EX-13.A

CERTIFICATION

EXHIBIT 13 A Exhibit (13) a. CERTIFICATION In connection with the annual report on Form 20-F of Komatsu Ltd. (the “Company”) for the period ended March 31, 2013 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), the undersigned officer of the Company certifies, pursuant to 18 U.S.C. Section 1350, that: (1) The Report fully complies with the requirements of sect

June 28, 2013 EX-11

Code of Ethics for Senior Officers

EXHIBIT 11 Exhibit (11) (Adopted as of July 12, 2004) Code of Ethics for Senior Officers Article 1: Objective To ensure that the business of Komatsu Ltd.

June 28, 2013 EX-13.B

CERTIFICATION

EXHIBIT 13 B Exhibit (13) b. CERTIFICATION In connection with the annual report on Form 20-F of Komatsu Ltd. (the “Company”) for the period ended March 31, 2013 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), the undersigned officer of the Company certifies, pursuant to 18 U.S.C. Section 1350, that: (1) The Report fully complies with the requirements of sect

June 28, 2013 EX-1.1

ARTICLES OF INCORPORATION OF KOMATSU LTD.

EXHIBIT 1.1 Exhibit (1.1) (TRANSLATION) ARTICLES OF INCORPORATION OF KOMATSU LTD. (Amended as of June 24, 2009) CHAPTER I. GENERAL PROVISIONS Article 1. Corporate Name The name of the Company shall be Kabushiki Kaisha Komatsu Seisakusho. In English, the Company shall be called KOMATSU LTD. Article 2. Objectives and Purposes The objectives and purposes of the Company shall be to engage in the follo

June 28, 2013 EX-1.2

REGULATIONS OF THE BOARD OF DIRECTORS

EXHIBIT 1.2 Exhibit (1.2) (TRANSLATION) REGULATIONS OF THE BOARD OF DIRECTORS (Amended as of October 1, 2011) Article 1. Scope of Application Unless otherwise provided for in laws or regulations or the Articles of Incorporation, matters concerning the Board of Directors shall be provided for in these Regulations. Article 2. Holding of Meetings Meetings of the Board of Directors shall consist of or

June 28, 2013 EX-12.A

CERTIFICATIONS

EXHIBIT 12 A Exhibit (12) a. CERTIFICATIONS I, Tetsuji Ohashi, certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

June 28, 2013 EX-12.B

CERTIFICATIONS

EXHIBIT 12 B Exhibit (12) b. CERTIFICATIONS I, Mikio Fujitsuka, certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading wit

June 28, 2013 EX-2

SHARE HANDLING REGULATIONS

EXHIBIT 2 Exhibit (2) (TRANSLATION) SHARE HANDLING REGULATIONS (Amended as of January 5, 2009) CHAPTER I.

June 28, 2013 20-F

- FORM 20-F

FORM 20-F Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

June 24, 2013 6-K

Current Report of Foreign Issuer - 6-K

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2013 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal executive

May 29, 2013 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 28, 2013 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May, 2013 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal execu

May 1, 2013 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May, 2013 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal exec

April 26, 2013 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 13, 2013 6-K

Current Report of Foreign Issuer - 6-K

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February, 2013 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal execu

January 30, 2013 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 13, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal

October 31, 2012 EX-99.1

Consolidated Business Results for Six Months of the Fiscal Year Ending March 31, 2013 (U.S. GAAP)

EX-1 Exhibit 1 Komatsu Ltd. Corporate Communications Dept. Tel: +81-(0)3-5561-2616 Date: October 30, 2012 URL: http://www.komatsu.com/ Consolidated Business Results for Six Months of the Fiscal Year Ending March 31, 2013 (U.S. GAAP) 1. Results for Six Months Ended September 30, 2012 (Amounts are rounded to the nearest million yen) (1) Consolidated Financial Highlights Millions of yen except per sh

October 31, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan (Address of principal executive

October 15, 2012 6-K

Current Report of Foreign Issuer - 6-K

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive office I

September 28, 2012 CORRESP

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Correspondence VIA EDGAR September 28, 2012 Division of Corporation Finance Securities and Exchange Commission 100 F Street, N.

September 12, 2012 CORRESP

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CORRESP Komatsu Ltd. 2-3-6 Akasaka, Minato-ku, Tokyo 107-8414, Japan Phone: 81-3-5561-2603 Fax: 81-3-3583-9882 VIA EDGAR September 12, 2012 Mr. Russell Mancuso Branch Chief Division of Corporation Finance U.S. Securities and Exchange Commission Washington, D.C. 20549 Re: Komatsu Ltd. Form 20-F for the Fiscal Year Ended March 31, 2012 Filed June 29, 2012 File No. 001-07239 Dear Mr. Mancuso: We have

August 10, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal ex

August 2, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive offi

August 2, 2012 6-K

Current Report of Foreign Issuer - 6-K

6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 31, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive office

July 13, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal exe

June 29, 2012 EX-2

SHARE HANDLING REGULATIONS

EXHIBIT 2 Exhibit (2) (TRANSLATION) SHARE HANDLING REGULATIONS (Amended as of January 5, 2009) CHAPTER I.

June 29, 2012 EX-12.A

CERTIFICATIONS

EXHIBIT 12 A Exhibit (12) a. CERTIFICATIONS I, Kunio Noji, certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with res

June 29, 2012 EX-1.2

REGULATIONS OF THE BOARD OF DIRECTORS

EXHIBIT 1.2 Exhibit (1.2) (TRANSLATION) REGULATIONS OF THE BOARD OF DIRECTORS (Amended as of October 1, 2011) Article 1. Scope of Application Unless otherwise provided for in laws or regulations or the Articles of Incorporation, matters concerning the Board of Directors shall be provided for in these Regulations. Article 2. Holding of Meetings Meetings of the Board of Directors shall consist of or

June 29, 2012 EX-13.B

CERTIFICATION

EXHIBIT 13 B Exhibit (13) b. CERTIFICATION In connection with the annual report on Form 20-F of Komatsu Ltd. (the “Company”) for the period ended March 31, 2012 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), the undersigned officer of the Company certifies, pursuant to 18 U.S.C. Section 1350, that: (1) The Report fully complies with the requirements of sect

June 29, 2012 EX-13.A

CERTIFICATION

EXHIBIT 13 A Exhibit (13) a. CERTIFICATION In connection with the annual report on Form 20-F of Komatsu Ltd. (the “Company”) for the period ended March 31, 2012 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), the undersigned officer of the Company certifies, pursuant to 18 U.S.C. Section 1350, that: (1) The Report fully complies with the requirements of sect

June 29, 2012 EX-12.B

CERTIFICATIONS

EXHIBIT 12 B Exhibit (12) b. CERTIFICATIONS I, Mikio Fujitsuka, certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading wit

June 29, 2012 EX-1.1

ARTICLES OF INCORPORATION OF KOMATSU LTD.

EXHIBIT 1.1 Exhibit (1.1) (TRANSLATION) ARTICLES OF INCORPORATION OF KOMATSU LTD. (Amended as of June 24, 2009) CHAPTER I. GENERAL PROVISIONS Article 1. Corporate Name The name of the Company shall be Kabushiki Kaisha Komatsu Seisakusho. In English, the Company shall be called KOMATSU LTD. Article 2. Objectives and Purposes The objectives and purposes of the Company shall be to engage in the follo

June 29, 2012 EX-11

Code of Ethics for Senior Officers

EXHIBIT 11 Exhibit (11) (Adopted as of July 12, 2004) Code of Ethics for Senior Officers Article 1: Objective To ensure that the business of Komatsu Ltd.

June 29, 2012 20-F

- FORM 20-F

Form 20-F Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

June 26, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan. (Address of principal ex

June 21, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal exe

May 30, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

FORM 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 27, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal ex

April 26, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. (Translation of registrant’s name into English) 3-6 Akasaka 2-chome, Minato-ku, Tokyo, 107-8414, Japan (Address of principal ex

February 10, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo 107-8414, Japan Address of principal exe

February 2, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 30, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive off

January 24, 2012 6-K

Current Report of Foreign Issuer - FORM 6-K

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January, 2012 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive off

December 7, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2011 COMMISSION FILE NUMBER: 1-7

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2011 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive of

December 7, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2011 COMMISSION FILE NUMBER: 1-7

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2011 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive of

November 14, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November, 2011 COMMISSION FILE NUMBER: 1-7

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November, 2011 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive of

October 28, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October, 2011 COMMISSION FILE NUMBER: 1-72

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 20, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October, 2011 COMMISSION FILE NUMBER: 1-72

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October, 2011 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive off

August 11, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2011 COMMISSION FILE NUMBER: 1-723

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2011 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive office Indica

August 11, 2011 6-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K/A Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August 2011 COMMISSION FILE NUMBER: 1-72

6-K/A 1 c21318e6vkza.htm FORM 6-K/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K/A Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August 2011 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address

August 2, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2011 COMMISSION FILE NUMBER: 1-723

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 1, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2011 COMMISSION FILE NUMBER: 1-723

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 26, 2011 20-F/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F/A (Amendment No. 1)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F/A (Amendment No. 1) (Mark One) o REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 or ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2011 or o TRANSITION REPORT PURSUANT TO SECTIO

July 14, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2011 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 28, 2011 EX-2

Exhibit 2

Exhibit (2) (TRANSLATION) SHARE HANDLING REGULATIONS (Amended as of January 5, 2009) CHAPTER I.

June 28, 2011 EX-11

Exhibit 11

Exhibit (11) (Adopted as of July 12, 2004) Code of Ethics for Senior Officers Article 1: Objective To ensure that the business of Komatsu Ltd.

June 28, 2011 EX-13.B

Exhibit 13 b

Exhibit (13) b. CERTIFICATION In connection with the annual report on Form 20-F of Komatsu Ltd. (the ?Company?) for the period ended March 31, 2011 as filed with the Securities and Exchange Commission on the date hereof (the ?Report?), the undersigned officer of the Company certifies, pursuant to 18 U.S.C. Section 1350, that: (1) The Report fully complies with the requirements of section 13(a) or

June 28, 2011 EX-1.1

Exhibit 1.1

Exhibit (1.1) (TRANSLATION) ARTICLES OF INCORPORATION OF KOMATSU LTD. (Amended as of June 24, 2009) CHAPTER I. GENERAL PROVISIONS Article 1. Corporate Name The name of the Company shall be Kabushiki Kaisha Komatsu Seisakusho. In English, the Company shall be called KOMATSU LTD. Article 2. Objectives and Purposes The objectives and purposes of the Company shall be to engage in the following busines

June 28, 2011 EX-13.A

Exhibit 13 a

Exhibit (13) a. CERTIFICATION In connection with the annual report on Form 20-F of Komatsu Ltd. (the ?Company?) for the period ended March 31, 2011 as filed with the Securities and Exchange Commission on the date hereof (the ?Report?), the undersigned officer of the Company certifies, pursuant to 18 U.S.C. Section 1350, that: (1) The Report fully complies with the requirements of section 13(a) or

June 28, 2011 EX-1.2

Exhibit 1.2

Exhibit (1.2) (TRANSLATION) REGULATIONS OF THE BOARD OF DIRECTORS (Amended as of May 11, 2006) Article 1. Scope of Application Unless otherwise provided for in laws or regulations or the Articles of Incorporation, matters concerning the Board of Directors shall be provided for in these Regulations. Article 2. Holding of Meetings Meetings of the Board of Directors shall consist of ordinary and extr

June 28, 2011 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) o REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 or ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2011 or o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE

June 28, 2011 EX-12.A

Exhibit 12 a

Exhibit (12) a. CERTIFICATIONS I, Kunio Noji, certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the p

June 28, 2011 EX-12.B

Exhibit 12 b

Exhibit (12) b. CERTIFICATIONS I, Mikio Fujitsuka, certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to

June 27, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2011 COMMISSION FILE NUMBER: 1-7239

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2011 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive office

June 24, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2011 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 1, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2011 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 17, 2011 CORRESP

RE:

Komatsu Ltd. Export Control Department 2-3-6 Akasaka, Minato-ku, Tokyo 107-8414, Japan Phone: 81-3-5561-2732 Fax: 81-3-3583-9882 May 17, 2011 Ms. Cecilia D. Blye Chief, Office of Global Security Risk Division of Corporation Finance United States Securities and Exchange Commission 100 F Street, N.E. Washington DC 20549-7010, USA RE: Komatsu Ltd. Form 20-F for the Fiscal Year Ended March 31, 2010 Fi

April 28, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April, 2011 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 26, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April, 2011 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 25, 2011 CORRESP

Komatsu Ltd.

Komatsu Ltd. Export Control Department 2-3-6 Akasaka, Minato-ku, Tokyo 107-8414, Japan Phone: 81-3-5561-2732 Fax: 81-3-3583-9882 April 25, 2011 Ms. Cecilia D. Blye Chief, Office of Global Security Risk Division of Corporation Finance United States Securities and Exchange Commission 100 F Street, N.E. Washington DC 20549-7010, USA RE: Komatsu Ltd. Form 20-F for the Fiscal Year Ended March 31, 2010

March 22, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March, 2011 COMMISSION FILE NUMBER: 1-7239

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March, 2011 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive offic

March 16, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March, 2011 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 15, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March, 2011 COMMISSION FILE NUMBER: 1-7239

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March, 2011 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive offic

February 16, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February, 2011 COMMISSION FILE NUMBER: 1-7

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February, 2011 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive of

February 10, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February, 2011 COMMISSION FILE NUMBER: 1-7

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 28, 2011 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January, 2011 COMMISSION FILE NUMBER: 1-72

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 17, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November, 2010 COMMISSION FILE NUMBER: 1-7

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November, 2010 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive of

November 12, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November, 2010 COMMISSION FILE NUMBER: 1-7

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November, 2010 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive office Indi

October 29, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October, 2010 COMMISSION FILE NUMBER: 1-72

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October, 2010 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive off

October 1, 2010 6-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K/A Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2010 COMMISSION FILE NUMBER: 1-7

Form 6-K Amendment UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 12, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2010 COMMISSION FILE NUMBER: 1-723

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2010 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive office Indica

August 3, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2010 COMMISSION FILE NUMBER: 1-723

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2010 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive offi

July 29, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2010 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 23, 2010 20-F/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F/A (Amendment No. 1) (Mark One) o REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 or þ ANNUAL REPORT PURSUANT TO SECTION 1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F/A (Amendment No. 1) (Mark One) o REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 or ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2010 or o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF T

July 14, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2010 COMMISSION FILE NUMBER: 1-7239

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2010 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive office

June 29, 2010 EX-2

Exhibit 2

Exhibit (2) (TRANSLATION) SHARE HANDLING REGULATIONS (Amended as of January 5, 2009) CHAPTER I.

June 29, 2010 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) o REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 or ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2010 or o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE

June 29, 2010 EX-13.A

Exhibit 13 a

Exhibit (13) a. CERTIFICATION In connection with the annual report on Form 20-F of Komatsu Ltd. (the ?Company?) for the period ended March 31, 2010 as filed with the Securities and Exchange Commission on the date hereof (the ?Report?), the undersigned officer of the Company certifies, pursuant to 18 U.S.C. Section 1350, that: (1) The Report fully complies with the requirements of section 13(a) or

June 29, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2010 COMMISSION FILE NUMBER: 1-7239

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2010 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive office

June 29, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2010 COMMISSION FILE NUMBER: 1-7239

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2010 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive office

June 29, 2010 EX-12.A

Exhibit 12 a

Exhibit (12) a. CERTIFICATIONS I, Kunio Noji, certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the p

June 29, 2010 EX-12.B

Exhibit 12 b

Exhibit (12) b. CERTIFICATIONS I, Kenji Kinoshita, certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to

June 29, 2010 EX-1.2

Exhibit 1.2

Exhibit (1.2) (TRANSLATION) REGULATIONS OF THE BOARD OF DIRECTORS (Amended as of May 11, 2006) Article 1. Scope of Application Unless otherwise provided for in laws or regulations or the Articles of Incorporation, matters concerning the Board of Directors shall be provided for in these Regulations. Article 2. Holding of Meetings Meetings of the Board of Directors shall consist of ordinary and extr

June 29, 2010 EX-11

Exhibit 11

Exhibit (11) (Adopted as of July 12, 2004) Code of Ethics for Senior Officers Article 1: Objective To ensure that the business of Komatsu Ltd.

June 29, 2010 EX-1.1

Exhibit 1.1

Exhibit (1.1) (TRANSLATION) ARTICLES OF INCORPORATION OF KOMATSU LTD. (Amended as of June 24, 2009) CHAPTER I. GENERAL PROVISIONS Article 1. Corporate Name The name of the Company shall be Kabushiki Kaisha Komatsu Seisakusho. In English, the Company shall be called KOMATSU LTD. Article 2. Objectives and Purposes The objectives and purposes of the Company shall be to engage in the following busines

June 29, 2010 EX-13.B

Exhibit 13 b

Exhibit (13) b. CERTIFICATION In connection with the annual report on Form 20-F of Komatsu Ltd. (the ?Company?) for the period ended March 31, 2010 as filed with the Securities and Exchange Commission on the date hereof (the ?Report?), the undersigned officer of the Company certifies, pursuant to 18 U.S.C. Section 1350, that: (1) The Report fully complies with the requirements of section 13(a) or

June 29, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2010 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 28, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April, 2010 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 23, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April, 2010 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 1, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April, 2010 COMMISSION FILE NUMBER: 1-7239

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April, 2010 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive offic

March 17, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March, 2010 COMMISSION FILE NUMBER: 1-7239

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March, 2010 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive offic

February 17, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February, 2010 COMMISSION FILE NUMBER: 1-7

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February, 2010 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive of

February 12, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February, 2010 COMMISSION FILE NUMBER: 1-7

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February, 2010 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive of

January 29, 2010 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January, 2010 COMMISSION FILE NUMBER: 1-72

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 28, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2009 COMMISSION FILE NUMBER: 1-7

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2009 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive of

December 16, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2009 COMMISSION FILE NUMBER: 1-7

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2009 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive of

November 12, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November, 2009 COMMISSION FILE NUMBER: 1-7

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November, 2009 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive of

October 30, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October, 2009 COMMISSION FILE NUMBER: 1-72

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October, 2009 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive off

October 21, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October, 2009 COMMISSION FILE NUMBER: 1-72

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 2, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of September, 2009 COMMISSION FILE NUMBER: 1-

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 7, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2009 COMMISSION FILE NUMBER: 1-723

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2009 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive offi

July 29, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2009 COMMISSION FILE NUMBER: 1-7239

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2009 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive office

July 15, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2009 COMMISSION FILE NUMBER: 1-7239

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2009 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive office

July 1, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2009 COMMISSION FILE NUMBER: 1-7239

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2009 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive office

June 30, 2009 EX-1.2

REGULATIONS OF THE BOARD OF DIRECTORS

Exhibit (1.2) (TRANSLATION) REGULATIONS OF THE BOARD OF DIRECTORS (Amended as of May 11, 2006) Article 1. Scope of Application Unless otherwise provided for in laws or regulations or the Articles of Incorporation, matters concerning the Board of Directors shall be provided for in these Regulations. Article 2. Holding of Meetings Meetings of the Board of Directors shall consist of ordinary and extr

June 30, 2009 EX-11

Code of Ethics for Senior Officers

Exhibit (11) (Adopted as of July 12, 2004) Code of Ethics for Senior Officers Article 1: Objective To ensure that the business of Komatsu Ltd.

June 30, 2009 EX-12.2

CERTIFICATION OF DIRECTOR, SENIOR EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER

Exhibit (12) b. CERTIFICATION OF DIRECTOR, SENIOR EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER I, Kenji Kinoshita, Director and Senior Executive Officer, Chief Financial Officer of Komatsu Ltd., certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material

June 30, 2009 EX-13.2

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit (13) b. CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report on Form 20-F of Komatsu Ltd. (the ?Company?) for the period ended March 31, 2009 as filed with the Securities and Exchange Commission on the date hereof (the ?Report?), I, Kenji Kinoshita, Chief Financial Officer of the Company, certify,

June 30, 2009 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) o REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 or ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2009 or o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE

June 30, 2009 EX-13.1

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit (13) a. CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report on Form 20-F of Komatsu Ltd. (the ?Company?) for the period ended March 31, 2009 as filed with the Securities and Exchange Commission on the date hereof (the ?Report?), I, Kunio Noji, President and Chief Executive Officer of the Company,

June 30, 2009 EX-12.1

CERTIFICATION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER

Exhibit (12) a. CERTIFICATION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER I, Kunio Noji, President, Chief Executive Officer of Komatsu Ltd., certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of t

June 30, 2009 EX-2

SHARE HANDLING REGULATIONS

Exhibit (2) (TRANSLATION) SHARE HANDLING REGULATIONS (Amended as of January 5, 2009) CHAPTER I.

June 30, 2009 EX-1.1

ARTICLES OF INCORPORATION OF KOMATSU LTD.

Exhibit (1.1) (TRANSLATION) ARTICLES OF INCORPORATION OF KOMATSU LTD. (Amended as of June 24, 2009) CHAPTER I. GENERAL PROVISIONS Article 1. Corporate Name The name of the Company shall be Kabushiki Kaisha Komatsu Seisakusho. In English, the Company shall be called KOMATSU LTD. Article 2. Objectives and Purposes The objectives and purposes of the Company shall be to engage in the following busines

June 5, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2009 COMMISSION FILE NUMBER: 1-7239

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2009 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executi

May 19, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May, 2009 COMMISSION FILE NUMBER: 1-7239 K

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 30, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April, 2009 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 15, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April, 2009 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 13, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February, 2009 COMMISSION FILE NUMBER: 1-7

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 30, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January, 2009 COMMISSION FILE NUMBER: 1-72

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 26, 2009 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January, 2009 COMMISSION FILE NUMBER: 1-72

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 19, 2008 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2008 COMMISSION FILE NUMBER: 1-7

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 4, 2008 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2008 COMMISSION FILE NUMBER: 1-7

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 2, 2008 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2008 COMMISSION FILE NUMBER: 1-7

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 14, 2008 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November, 2008 COMMISSION FILE NUMBER: 1-72

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 30, 2008 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October, 2008 COMMISSION FILE NUMBER: 1-72

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 12, 2008 EX-4

EMMET, MARVIN & MARTIN, LLP COUNSELLORS AT LAW 120 Broadway New York, New York 10271 (212) 238-3000 (212) 653-1760 Fax: (212) 238-3100 Fax: (212) 653-1730

EXHIBIT 4 Writer?s Direct Dial EMMET, MARVIN & MARTIN, LLP COUNSELLORS AT LAW 120 Broadway New York, New York 10271 (212) 238-3000 (212) 653-1760 Fax: (212) 238-3100 Fax: (212) 653-1730 http://www.

September 12, 2008 F-6

As filed with the Securities and Exchange Commission on September 12, 2008. Registration No. 333- SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-6 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 For Depositary Shares KABUSHIKI KAI

As filed with the Securities and Exchange Commission on September 12, 2008. Registration No. 333- SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-6 REGISTRATION STATEMENT under THE SECURITIES ACT OF 1933 For Depositary Shares KABUSHIKI KAISHA KOMATSU SEISAKUSHO (Exact name of issuer of deposited securities as specified in its charter) Komatsu Ltd. (Translation of issuer's name int

September 12, 2008 EX-1

=============================================================== KOMATSU LTD. THE BANK OF NEW YORK MELLON As Depositary OWNERS AND HOLDERS OF AMERICAN DEPOSITARY SHARES Amended and Restated Deposit Agreement Dated as of September _____, 2008

=============================================================== KOMATSU LTD. AND THE BANK OF NEW YORK MELLON As Depositary AND OWNERS AND HOLDERS OF AMERICAN DEPOSITARY SHARES Amended and Restated Deposit Agreement Dated as of September , 2008 =============================================================== TABLE OF CONTENTS ARTICLE 1. DEFINITIONS SECTION 1.01 American Depositary Shares. SECTION 1.

September 8, 2008 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of September, 2008 COMMISSION FILE NUMBER: 1-

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 2, 2008 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of September, 2008 COMMISSION FILE NUMBER: 1-

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 27, 2008 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2008 COMMISSION FILE NUMBER: 1-723

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 26, 2008 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August, 2008 COMMISSION FILE NUMBER: 1-723

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 30, 2008 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2008 COMMISSION FILE NUMBER: 1-7239

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2008 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executi

July 17, 2008 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2008 COMMISSION FILE NUMBER: 1-7239

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2008 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executi

July 2, 2008 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2008 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 30, 2008 EX-13.A

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit (13) a. CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report on Form 20-F of Komatsu, Ltd. (the ?Company?) for the period ended March 31, 2008 as filed with the Securities and Exchange Commission on the date hereof (the ?Report?), I, Kunio Noji, President and Chief Executive Officer of the Company

June 30, 2008 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) ? REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 or x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2008 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE

June 30, 2008 EX-13.B

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit (13) b. CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report on Form 20-F of Komatsu, Ltd. (the ?Company?) for the period ended March 31, 2008 as filed with the Securities and Exchange Commission on the date hereof (the ?Report?), I, Kenji Kinoshita, Chief Financial Officer of the Company, certify

June 30, 2008 EX-2

SHARE HANDLING REGULATIONS

Exhibit (2) (Translation) SHARE HANDLING REGULATIONS (Amended as of June 23, 2006) CHAPTER I.

June 30, 2008 EX-1.2

REGULATIONS OF THE BOARD OF DIRECTORS

Exhibit (1.2) (TRANSLATION) REGULATIONS OF THE BOARD OF DIRECTORS (Amended as of May 11, 2006) Article 1. Scope of Application Unless otherwise provided for in laws or regulations or the Articles of Incorporation, matters concerning the Board of Directors shall be provided for in these Regulations. Article 2. Holding of Meetings Meetings of the Board of Directors shall consist of ordinary and extr

June 30, 2008 EX-11

Code of Ethics for Senior Officers

Exhibit (11) (Adopted as of July 12, 2004) Code of Ethics for Senior Officers Article 1: Objective To ensure that the business of Komatsu Ltd.

June 30, 2008 EX-1.1

ARTICLES OF INCORPORATION OF KOMATSU LTD.

Exhibit (1.1) (TRANSLATION) ARTICLES OF INCORPORATION OF KOMATSU LTD. (Amended as of August 1, 2006) CHAPTER I. GENERAL PROVISIONS Article 1. Corporate Name The name of the Company shall be Kabushiki Kaisha Komatsu Seisakusho. In English, the Company shall be called KOMATSU LTD. Article 2. Objectives and Purposes The objectives and purposes of the Company shall be to engage in the following busine

June 30, 2008 EX-12.B

CERTIFICATION OF DIRECTOR, SENIOR EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER

Exhibit (12) b. CERTIFICATION OF DIRECTOR, SENIOR EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER I, Kenji Kinoshita, Director and Senior Executive Officer, Chief Financial Officer of Komatsu Ltd., certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material

June 30, 2008 EX-12.A

CERTIFICATION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER

Exhibit (12) a. CERTIFICATION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER I, Kunio Noji, President, Chief Executive Officer of Komatsu Ltd., certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of t

June 5, 2008 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June, 2008 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 19, 2008 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May, 2008 COMMISSION FILE NUMBER: 1-7239 K

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 2, 2008 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May, 2008 COMMISSION FILE NUMBER: 1-7239 K

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 1, 2008 CB/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form CB TENDER OFFER/RIGHTS OFFERING NOTIFICATION FORM (AMENDMENT NO. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form CB TENDER OFFER/RIGHTS OFFERING NOTIFICATION FORM (AMENDMENT NO. 1) Please place an X in the box(es) to designate the appropriate rule provision(s) relied upon to file this Form: Securities Act Rule 801 (Rights Offering) ¨ Securities Act Rule 802 (Exchange Offer) x Exchange Act Rule 13e-4(h)(8) (Issuer Tender Offer) ¨ Exc

May 1, 2008 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May, 2008 COMMISSION FILE NUMBER: 1-7239 K

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 30, 2008 F-X

U.S. Securities and Exchange Commission Washington, D.C. 20549 Form F-X APPOINTMENT OF AGENT FOR SERVICE OF PROCESS AND UNDERTAKING A. Name of issuer or person filing (“Filer”): Komatsu Ltd. B. (1) This is [check one] x an original filing for the Fil

U.S. Securities and Exchange Commission Washington, D.C. 20549 Form F-X APPOINTMENT OF AGENT FOR SERVICE OF PROCESS AND UNDERTAKING A. Name of issuer or person filing (?Filer?): Komatsu Ltd. B. (1) This is [check one] x an original filing for the Filer ? an amended filing for the Filer (2) Check the following box if you are filing the Form F-X in paper in accordance with Regulation S-T Rule 101(b)

April 30, 2008 CB

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form CB TENDER OFFER/RIGHTS OFFERING NOTIFICATION FORM

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form CB TENDER OFFER/RIGHTS OFFERING NOTIFICATION FORM Please place an X in the box(es) to designate the appropriate rule provision(s) relied upon to file this Form: Securities Act Rule 801 (Rights Offering) ¨ Securities Act Rule 802 (Exchange Offer) x Exchange Act Rule 13e-4(h)(8) (Issuer Tender Offer) ¨ Exchange Act Rule 14d

March 19, 2008 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March, 2008 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 31, 2008 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January, 2008 COMMISSION FILE NUMBER: 1-72

Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 22, 2008 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January, 2008 COMMISSION FILE NUMBER: 1-72

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 17, 2008 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January, 2008 COMMISSION FILE NUMBER: 1-72

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 16, 2008 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January, 2008 COMMISSION FILE NUMBER: 1-72

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 14, 2007 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2007 COMMISSION FILE NUMBER: 1-7

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 4, 2007 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December, 2007 COMMISSION FILE NUMBER: 1-7

Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 31, 2007 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October, 2007 COMMISSION FILE NUMBER: 1-72

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 5, 2007 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of September, 2007 COMMISSION FILE NUMBER: 1-

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 31, 2007 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2007 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 19, 2007 EX-12.A

CERTIFICATION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER

Exhibit (12) a. CERTIFICATION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER I, Kunio Noji, President and Chief Executive Officer of Komatsu Ltd., certify that: 1. I have reviewed the Annual Report on Form 20-F as amended by this Form 20-F/A (Amendment No. 1) of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact n

July 19, 2007 EX-13.B

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit (13) b. CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report on Form 20-F of Komatsu Ltd. (the ?Company?) for the period ended March 31, 2007 as filed with the Securities and Exchange Commission on July 5, 2007 as amended by this Form 20-F/A (Amendment No. 1) dated the date hereof (the ?Report?),

July 19, 2007 EX-12.B

CERTIFICATION OF DIRECTOR, SENIOR EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER

Exhibit (12) b. CERTIFICATION OF DIRECTOR, SENIOR EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER I, Kenji Kinoshita, Director, Senior Executive Officer and Chief Financial Officer of Komatsu Ltd., certify that: 1. I have reviewed the Annual Report on Form 20-F as amended by this Form 20-F/A (Amendment No. 1) of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statemen

July 19, 2007 EX-13.A

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit (13) a. CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report on Form 20-F of Komatsu Ltd. (the ?Company?) for the period ended March 31, 2007 as filed with the Securities and Exchange Commission on July 5, 2007 as amended by this Form 20-F/A (Amendment No. 1) dated the date hereof (the ?Report?),

July 19, 2007 20-F/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F/A Amendment No. 1

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F/A Amendment No. 1 (Mark One) ? REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 or x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2007 or ? TRANSITION REPORT PURSUANT TO SECTION

July 11, 2007 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July, 2007 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 5, 2007 EX-13.A

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit (13) a. CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report on Form 20-F of Komatsu, Ltd. (the "Company") for the period ended March 31, 2007 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, Kunio Noji, President and Chief Executive Officer of the Company

July 5, 2007 EX-11

Code of Ethics for Senior Officers

Exhibit (11) (Adopted as of July 12, 2004) Code of Ethics for Senior Officers Article 1: Objective To ensure that the business of Komatsu Ltd.

July 5, 2007 EX-1.1

ARTICLES OF INCORPORATION OF KOMATSU LTD.

Exhibit (1.1) (TRANSLATION) ARTICLES OF INCORPORATION OF KOMATSU LTD. (Amended as of August 1, 2006) CHAPTER I. GENERAL PROVISIONS Article 1. Corporate Name The name of the Company shall be Kabushiki Kaisha Komatsu Seisakusho. In English, the Company shall be called KOMATSU LTD. Article 2. Objectives and Purposes The objectives and purposes of the Company shall be to engage in the following busine

July 5, 2007 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) ? REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 or x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2007 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE

July 5, 2007 EX-13.B

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit (13) b. CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report on Form 20-F of Komatsu, Ltd. (the "Company") for the period ended March 31, 2007 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, Kenji Kinoshita, Chief Financial Officer of the Company, certify

July 5, 2007 EX-12.B

CERTIFICATION OF DIRECTOR, SENIOR EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER

Exhibit (12) b. CERTIFICATION OF DIRECTOR, SENIOR EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER I, Kenji Kinoshita, Director and Senior Executive Officer, Chief Financial Officer of Komatsu Ltd., certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material

July 5, 2007 EX-2

SHARE HANDLING REGULATIONS

Exhibit (2) (Translation) SHARE HANDLING REGULATIONS (Amended as of May 11, 2006) CHAPTER I.

July 5, 2007 EX-12.A

CERTIFICATION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER

Exhibit (12) a. CERTIFICATION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER I, Kunio Noji, President, Chief Executive Officer of Komatsu Ltd., certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of t

July 5, 2007 EX-1.2

REGULATIONS OF THE BOARD OF DIRECTORS

Exhibit (1.2) (TRANSLATION) REGULATIONS OF THE BOARD OF DIRECTORS (Amended as of May 11, 2006) Article 1. Scope of Application Unless otherwise provided for in laws or regulations or the Articles of Incorporation, matters concerning the Board of Directors shall be provided for in these Regulations. Article 2. Holding of Meetings Meetings of the Board of Directors shall consist of ordinary and extr

May 16, 2007 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May, 2007 COMMISSION FILE NUMBER: 1-7239 KOMA

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 27, 2007 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April, 2007 COMMISSION FILE NUMBER: 1-7239 KO

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 12, 2007 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of March, 2007 COMMISSION FILE NUMBER: 1-7239 KO

Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 23, 2007 6-K

FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February 2007 COMMISSION FILE NUMBER: 1-7239

Form 6-K Table of Contents FORM 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 14, 2007 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of February 2007 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. T

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 1, 2007 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January 2007 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tr

Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January 2007 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive offices Indi

January 31, 2007 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January 2007 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tr

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 16, 2007 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January 2007 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tr

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 19, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. T

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 14, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. T

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 1, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tr

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 13, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tr

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 5, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tr

Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of October 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive offices Indi

September 25, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD.

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 12, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of September 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD.

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 10, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tra

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 2, 2006 CORRESP

Corporate Communications Department. Akasaka 2-3-6, Minato-ku, Tokyo 107-8414, Japan Phone: +81(0)3-5561-2616 Fax: +81-(0)3-3505-9662 August 1, 2006

Corporate Communications Department. Akasaka 2-3-6, Minato-ku, Tokyo 107-8414, Japan Phone: +81(0)3-5561-2616 Fax: +81-(0)3-3505-9662 August 1, 2006 Cecilia D. Blye Chief, Office of Global Security Risk Division of Corporation Finance United States Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20549-5546 Re: Komatsu Ltd. Form 20-F for Fiscal Year Ended March 31, 2005 Filed J

August 2, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tra

Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive offices Indic

July 31, 2006 20-F

SECURITIES AND EXCHANGE COMMISSION FORM 20-F

Table of Contents SECURITIES AND EXCHANGE COMMISSION FORM 20-F (Mark One) ? REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 or x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2006 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 or ? SHELL COMPANY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of event requiring this shell company report COMMISSION FILE NUMBER: 1-7239 KABUSHIKI KAISHA KOMATSU SEISAKUSHO (Exact name of registrant as specified in its charter) KOMATSU LTD.

July 31, 2006 EX-1.1

ARTICLES OF INCORPORATION OF KOMATSU LTD.

Exhibit (1.1) (TRANSLATION) ARTICLES OF INCORPORATION OF KOMATSU LTD. (Amended as of June 23, 2006) CHAPTER I. GENERAL PROVISIONS Article 1. Corporate Name The name of the Company shall be Kabushiki Kaisha Komatsu Seisakusho. In English, the Company shall be called KOMATSU LTD. Article 2. Objectives and Purposes The objectives and purposes of the Company shall be to engage in the following busines

July 31, 2006 EX-2

SHARE HANDLING REGULATIONS

Exhibit (2) (Translation) SHARE HANDLING REGULATIONS (Amended as of May 11, 2006) CHAPTER I.

July 31, 2006 EX-13.A

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit (13) a. CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report on Form 20-F of Komatsu, Ltd. (the ?Company?) for the period ended March 31, 2006 as filed with the Securities and Exchange Commission on the date hereof (the ?Report?), I, Masahiro Sakane, President and Chief Executive Officer of the Co

July 31, 2006 EX-1.2

EX-1.2

Exhibit (1.2) (TRANSLATION) REGULATIONS OF THE BOARD OF DIRECTORS (Amended as of May 11, 2006) Article 1. Scope of Application Unless otherwise provided for in laws or regulations or the Articles of Incorporation, matters concerning the Board of Directors shall be provided for in these Regulations. Article 2. Holding of Meetings Meetings of the Board of Directors shall consist of ordinary and extr

July 31, 2006 EX-12.B

CERTIFICATION OF SENIOR EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER

Exhibit (12) b. CERTIFICATION OF SENIOR EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER I, Kenji Kinoshita, Senior Executive Officer, Chief Financial Officer of Komatsu Ltd., certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

July 31, 2006 EX-12.A

CERTIFICATION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER

Exhibit (12) a. CERTIFICATION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER I, Masahiro Sakane, President, Chief Executive Officer of Komatsu Ltd., certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light

July 31, 2006 EX-11

Code of Ethics for Senior Officers

Exhibit (11) (Adopted as of July 12, 2004) Code of Ethics for Senior Officers Article 1: Objective To ensure that the business of Komatsu Ltd.

July 31, 2006 EX-13.B

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit (13) b. CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report on Form 20-F of Komatsu, Ltd. (the ?Company?) for the period ended March 31, 2006 as filed with the Securities and Exchange Commission on the date hereof (the ?Report?), I, Kenji Kinoshita, Chief Financial Officer of the Company, certify

July 27, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Trans

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 11, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Trans

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 14, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Trans

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

June 9, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of June 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Trans

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 30, 2006 CORRESP

Komatsu Ltd. Corporate Communications Department. Akasaka 2-3-6, Minato-ku, Tokyo 107-8414, Japan Phone: +81(0)3-5561-2616 Fax: +81-(0)3-3505-9662

corresp Komatsu Ltd. Corporate Communications Department. Akasaka 2-3-6, Minato-ku, Tokyo 107-8414, Japan Phone: +81(0)3-5561-2616 Fax: +81-(0)3-3505-9662 May 30, 2006 Cecilia D. Blye Chief, Office of Global Security Risk Division of Corporation Finance United States Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20549-5546 Re: Komatsu Ltd. Form 20-F for Fiscal Year Ended Mar

May 19, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Transl

Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of May 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive offices Indicate

April 28, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of April 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tran

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 1, 2006 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of January 2006 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tr

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 5, 2005 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of December 2005 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. T

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 2, 2005 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of November 2005 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. T

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 11, 2005 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August 2005 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tra

Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August 2005 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Translation of registrant’s name into English 3-6 Akasaka 2-chome, Minato-ku, Tokyo, Japan Address of principal executive offices Indic

August 9, 2005 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August 2005 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tra

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

August 3, 2005 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of August 2005 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Tra

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 28, 2005 6-K

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July 2005 COMMISSION FILE NUMBER: 1-7239 KOMATSU LTD. Trans

Form 6-K Table of Contents FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 27, 2005 EX-13.B

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit (13) b. CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report on Form 20-F of Komatsu, Ltd. (the ?Company?) for the period ended March 31, 2005 as filed with the Securities and Exchange Commission on the date hereof (the ?Report?), I, Kenji Kinoshita, Chief Financial Officer of the Company, certify

July 27, 2005 EX-12.B

CERTIFICATION OF SENIOR EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER

Exhibit (12) b. CERTIFICATION OF SENIOR EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER I, Kenji Kinoshita, Senior Executive Officer, Chief Financial Officer of Komatsu Ltd., certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

July 27, 2005 EX-13.A

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit (13) a. CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ENACTED BY SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the annual report on Form 20-F of Komatsu, Ltd. (the ?Company?) for the period ended March 31, 2005 as filed with the Securities and Exchange Commission on the date hereof (the ?Report?), I, Masahiro Sakane, President and Chief Executive Officer of the Co

July 27, 2005 EX-11

Code of Ethics for Senior Officers

Exhibit (11) (Adopted as of July 12, 2004) Code of Ethics for Senior Officers Article 1: Objective To ensure that the business of Komatsu Ltd.

July 27, 2005 20-F

SECURITIES AND EXCHANGE COMMISSION FORM 20-F

Table of Contents SECURITIES AND EXCHANGE COMMISSION FORM 20-F (Mark One) ? REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 or x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2005 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NUMBER: 1-7239 KABUSHIKI KAISHA KOMATSU SEISAKUSHO (Exact name of registrant as specified in its charter) KOMATSU LTD.

July 27, 2005 EX-2

SHARE HANDLING REGULATIONS

Exhibit (2) (Translation) SHARE HANDLING REGULATIONS (Amended as of April 6, 2004) CHAPTER I.

July 27, 2005 EX-12.A

CERTIFICATION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER

Exhibit (12) a. CERTIFICATION OF PRESIDENT AND CHIEF EXECUTIVE OFFICER I, Masahiro Sakane, President, Chief Executive Officer of Komatsu Ltd., certify that: 1. I have reviewed this annual report on Form 20-F of Komatsu Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light

July 27, 2005 EX-1.2

REGULATIONS OF THE BOARD OF DIRECTORS

Exhibit (1.2) (TRANSLATION) REGULATIONS OF THE BOARD OF DIRECTORS (Amended as of March 11, 2005) Article 1. Scope of Application Except as otherwise provided for in the laws and regulations or the Articles of Incorporation, these Regulations shall govern matters pertaining to meetings of the Board of Directors of the Company. Article 2. Holding of Meetings Meetings of the Board of Directors shall

July 27, 2005 EX-1.1

ARTICLES OF INCORPORATION OF KOMATSU LTD.

Exhibit (1.1) (TRANSLATION) ARTICLES OF INCORPORATION OF KOMATSU LTD. (Amended as of June 24, 2005) CHAPTER I. GENERAL PROVISIONS Article 1. Corporate Name The name of the Company shall be Kabushiki Kaisha Komatsu Seisakusho. In English, the Company shall be called KOMATSU LTD. Article 2. Objectives and Purposes The objectives and purposes of the Company shall be to engage in the following busines

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