6-K

FORM 6-K

SECURITIES AND EXCHANGE COMMISSION

450, 5th Street

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, 2006.

Daiichi Sankyo Company, Limited

(Translation of registrant’s name into English)

5-1, Nihonbashi 3-chome

Chuo-ku, Tokyo 103-8426

Japan

(Address of principal executive offices)

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

Form 20-F  þ            Form 40-F  ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

Yes  ¨            No  þ

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

Yes  ¨            No  þ

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes  ¨            No  þ

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

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.

	DAIICHI SANKYO COMPANY, LIMITED
DATE: January 6, 2006	By:	/s/ Takashi Shoda
	Name:	Takashi Shoda
	Title:	President and Representative Director

EXHIBIT INDEX

Exhibit Number		Description of Exhibit
99.1	—	Press Release: “Stock Transfer of F.P. Processing Co., Ltd., a Subsidiary of Sankyo”

EX-99.1

Exhibit 99.1

For Immediate Release

Company name: DAIICHI SANKYO COMPANY, LIMITED

Representative: Takashi Shoda, President and Representative Director

(Code no.: 4568, First Section, Tokyo, Osaka and Nagoya Stock Exchanges)

Please address inquiries to Toshio Takahashi, Corporate Officer in Charge,

Corporate Communications Department

Telephone: +81-3-6225-1126

Stock Transfer of F.P. Processing Co., Ltd., a Subsidiary of Sankyo

Tokyo, January 6, 2006 – DAIICHI SANKYO COMPANY, LIMITED announced today that its wholly owned subsidiary Sankyo Co., Ltd. (President: Yasuhiro Ikegami; hereafter, Sankyo) and Meiwa Pax Co., Ltd. (President: Yasutoshi Masuda; hereafter, Meiwa Pax) together with Meiwa Kosan, Inc. (President: Yasutoshi Masuda; hereafter, Meiwa Kosan) have signed an agreement to transfer the stock of F.P. Processing Co., Ltd., Inc. (President: Tsuyoshi Nobori; hereafter, F.P.), a subsidiary of Sankyo. The stock transfer is scheduled for January 13, 2006.

F.P. manufactures and sells a wide array of coated and laminated products including plastic film and sheets, metal foil, unwoven fabrics and paper. The company has maintained steady growth.

At a later date, Meiwa Kosan will receive all of the Sankyo-held stock of F.P., and F.P. will then become a wholly owned subsidiary of Meiwa Kosan, expanding its business as a member of the Meiwa Pax Group. The DAIICHI SANKYO GROUP plans to make independent all of its non-pharmaceutical businesses by the end of March 2007 and will continue to concentrate its pharmaceutical businesses.

<Appendix>

Corporate Profile of F.P. Processing Co., Ltd.

Headquarters: Osaka City, Ikuno Ward

Established: July 1939

President: Tsuyoshi Nobori

Capital: ¥30 million (Wholly owned subsidiary of Sankyo)

Net Sales: ¥2.482 billion; Operating profit: ¥128 million (as of March 2005)

Employees: 47

Core businesses: Manufacturing and marketing of a wide array of coated and laminated products including plastic film and sheets, metal foil, unwoven fabrics and paper.

Corporate Profile of Meiwa Pax Co., Ltd.

Headquarters: Osaka Prefecture, Kashiwabara City

Established: October 1966

President: Yasutoshi Masuda

Capital: ¥350 million

Net Sales: Approx. ¥25.5 billion (Group-wide sales)

Employees: 725

Core businesses: Manufacturing and marketing of laminated resin film-based packaging materials primarily for food products.

Corporate Profile of Meiwa Kosan, Inc.

Headquarters: Osaka Prefecture, Kashiwabara City

Established: March 18, 2002

President: Yasutoshi Masuda

Capital: ¥10 million

Net Sales: ¥32.4 million

Employees: 3

Core businesses: Property management and management consulting.