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~~February, 2016

Commission File Number 1-15236

Advantest Corporation

(Translation of Registrant’s Name Into English)

Shin Marunouchi Center Building

1-6-2, Marunouchi

Chiyoda-ku

Tokyo 100-0005

Japan

(Address of Principal Executive Offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F. Form 20-F x Form 40-F o

Indicate by check mark if the registrant is submitting the Form 206-FK ~~x Form~~in 40paper as permitted by Regulation S-FT oRule 101(b)(1):

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(17): ~~_______~~

Indicate by check mark ifwhether the registrant isby ~~submitting~~furnishing the ~~Form~~information ~~6-K~~contained in ~~paper~~this asForm ~~permitted~~is byalso ~~Regulation~~thereby ~~S-T~~furnishing the information to the Commission pursuant to Rule ~~101~~12g3-2(b)~~(7):~~ under the Securities Exchange Act of 1934. ~~_______~~Yes o No x

~~Indicate~~If by“Yes” ~~check~~is ~~mark~~marked, ~~whether~~indicate ~~the~~below ~~registrant by furnishing~~ the ~~information~~file ~~contained~~number inassigned ~~this Form is also thereby furnishing the information~~ to the ~~Commission~~registrant ~~pursuant~~in toconnection with Rule 12g3-2(b) ~~under the Securities Exchange Act of 1934.~~:

Yes o No x

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): _______

Materials Contained in this Report:

1. ~~English~~Executive ~~translation~~summary of the Japanese-language ~~FY2015~~Quarterly ~~Third~~Report, ~~Quarter~~submitted ~~Consolidated~~by ~~Financial~~the ~~Results~~registrant ~~for~~to the ~~period~~Director-General ~~ended~~of ~~December~~the ~~31,~~Kanto ~~2015,~~Local asFinance ~~filed~~Bureau byof the ~~registrant~~Ministry ~~with~~of ~~the~~Finance ~~Tokyo~~of ~~Stock~~Japan ~~Exchange~~ on ~~January~~February 2712, 2016.

English-language translation of the registrant’s Quarterly Consolidated Financial Statements for the fiscal third quarter ended December 31, 2015, filed with the Director-General of the Kanto Local Finance Bureau as part of the registrant’s Quarterly Report.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Advantest Corporation



By:	/s/ Hiroshi Nakamura
	Name:	Hiroshi Nakamura
	Title:	Director, Managing Executive Officer

Date: February ~~January 27~~12, 2016

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