Announcement Concerning Extraordinary Loss in Non-Consolidated Financial Statements

Komatsu Ltd. (President & CEO: Kunio Noji) announced today that the Company recorded extraordinary loss in its non-consolidated financial statements for the fiscal year ended March 31, 2010.

For the fiscal year ended March 31, 2010, Komatsu recorded a devaluation loss of JPY4,473 million on marketable securities held by a subsidiary. This did not affect the Company's consolidated results.

For more information concerning the Company's non-consolidated results for the fiscal year ended March 31, 2010, refer to the news release "Consolidated Business Results for the Fiscal Year Ended March 31, 2010 (U.S. GAAP)" dated April 27, 2010.

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