Update on Purchase of Its Own Shares

Komatsu Ltd. (hereinafter "Company") hereby announces that pursuant to Article 156 of the Corporation Act of Japan as modified by Article 165, Paragraph 3 of the Act, the Company purchased its own shares as follows.

Notes

1. Period of purchase : From November 5 to 28, 2008 (Agreement basis)
2. Total number of shares purchased : 16,718,300 shares
3. Total cost of purchase : 18,914,635,900 yen
4. Method of purchase : Through Tokyo Stock Exchange

[Reference]

1. Resolutions made by the Board of Directors in its meeting held on October 29, 2008
(1) Type of shares to be purchased : Outstanding common stock of Komatsu Ltd.
(2) Total number of shares to be purchased : Up to 40,000,000 shares
(4.01% of total outstanding shares excluding treasury stock)
(3) Total cost of purchase : Up to 30 billion yen
(4) Period of purchase : From November 5 to December 30, 2008

2. Cumulative total of shares purchased to and including November 28, 2008 in accordance with the resolutions above
(1) Total number of shares purchased : 16,718,300 shares
(2) Total cost of purchase : 18,914,635,900 yen

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