NIDEC CORP

Registration statement for American depositary receipts, effective on filing

Appointment of agent for service of process and undertaking

Tender offer/rights offering notification form

Notice of Effectiveness

Registration statement under the Securities Act of 1933 for depositary shares evidenced by American depositary receipts

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Registration statement / Annual report / Transition report for Foreign Private Issuers

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Specialized Disclosure Report

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

No description available

Post-effective amendment to an American depositary receipts registration statement

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Notification of the removal from listing and registration of matured redeemed or retired securities

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Registration statement / Annual report / Transition report for Foreign Private Issuers

Specialized Disclosure Report

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

No description available

Appointment of agent for service of process and undertaking

Tender offer/rights offering notification form

Tender offer/rights offering notification form

Appointment of agent for service of process and undertaking

Tender offer/rights offering notification form

Appointment of agent for service of process and undertaking

Appointment of agent for service of process and undertaking

Tender offer/rights offering notification form

Specialized Disclosure Report

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

No description available

Tender offer/rights offering notification form

Appointment of agent for service of process and undertaking

Appointment of agent for service of process and undertaking

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement for American depositary receipts, effective on filing

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Registration statement / Annual report / Transition report for Foreign Private Issuers (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Registration statement for American depositary receipts, effective on filing

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

Post Effective Amendment to S-8

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Post-effective amendment to an American depositary receipts registration statement

Registration statement / Annual report / Transition report for Foreign Private Issuers

Prospectus filed under Rule 424(b)(1)

Registration statement for securities of certain foreign private issuers (amendment)