SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D. C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of July 2004 Commission File Number: 001-06439 SONY CORPORATION (Translation of registrant's name into English) 7-35 KITASHINAGAWA 6-CHOME, SHINAGAWA-KU, TOKYO, JAPAN (Address of principal executive offices) The registrant files annual reports under cover of Form 20-F. 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 [ ] SIGNATURE 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. SONY CORPORATION ---------------- (Registrant) By: /s/ Katsumi Ihara -------------------------------------------- (Signature) Katsumi Ihara Executive Deputy President, Group Chief Strategy Officer and Chief Financial Officer Date: August 16, 2004 List of materials Documents attached hereto: i) A press release announcing that So-net M3 Inc. has received approval to list on the Tokyo Stock Exchange Mothers Market and that Sony Communication Network Corporation will conduct a secondary offer of So-net M3 shares.