2007 Corporate News

Japan Servo to Establish Production Base in Vietnam

Supplementary Financial Data

Five of Nidec’s Listed Subsidiaries Revise Financial Forecasts Upward for the Year Ending March 31, 2008

Nidec to Increase Shareholding in Japan Servo

Nidec Sankyo Revises Financial Forecasts Upward for the Six Months Ended September 30, 2007

Nidec Launches Sales Office in Beijing, China

Nidec to Increase Shareholding in Nidec Sankyo

Nidec to Increase Shareholding in Nidec Copal Electronics

QUARTERLY FINANCIAL STATEMENTS (U.S. GAAP)

Supplementary Financial Data

Fiscal First Quarter 2007 Results

Nidec Tosok Revises Upward Its Financial Forecasts for Fiscal Six Months Ending September 30, 2007

Japan Servo Revises Upward Its Financial Forecasts for Fiscal Year Ending March 31, 2008

Nidec to Increase Shareholding in Japan Servo

Nidec to Delist Its Singaporean Subsidiary Brilliant from SGX

Nidec Copal Electronics Resolves to Make Fujisoku 100% Owned

Notice Regarding Cancellation of Additional Purchase of Japan Servo Shares

Nidec to Increase Shareholding in Japan Servo

Nidec to Make a Partial Amendment to Its Articles of Incorporation

Results for the Fiscal Year 2006

FINANCIAL STATEMENTS (U.S. GAAP)

Supplementary Financial Data

Nidec Revises Upward Year-end Dividend Forecast

Nidec Group to Appoint New Independent Auditor

Nidec Copal Revises Financial Forecasts Upward for the Year Ended March 31, 2007

Nidec Completes Tender Offer for Japan Servo

Nidec Extends Tender Offer for Japan Servo Until April 23, 2007

Nidec Launches New Corporate Statement

Nidec Proposes to Delist its Singaporean Subsidiary Brilliant from SGX

Nidec Announces Commencement of Tender Offer for Shares of Japan Servo Co., Ltd

Nidec Files Patent Infringement Lawsuit Against LG Innotek Co., Ltd.

Nidec Announces New Consolidated Subsidiaries in connection with Acquisition of Brilliant Mfg. Limited

Nidec to Increase Shareholding in Nidec Sankyo

Notice Regarding Posting of Nidec’s Form 20-F on its Website

Nidec to Increase Shareholding in Nidec Copal Electronics

Nidec Announces Completion of Tender Offer for the Shares of Brilliant Manufacturing Limited

Nidec to Increase Shareholding in Nidec Sankyo

Supplementary Financial Data

QUARTERLY FINANCIAL STATEMENTS (U.S. GAAP)

Supplementary Financial Data

Financial Results for the 3rd Quarter Ended Dec. 31, 2006 < U.S. GAAP-based >

Nidec Sankyo Revises Financial Forecasts Downward for the Year Ending March 31, 2007

Nidec Copal Electronics Revises Consolidated Financial Forecasts for the Year Ending March 31, 2007

Change in Condition for Acceptance of Tender Offer for the Shares of Brilliant Manufacturing Limited