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

Share Transfer of NIPPON NYUKAZAI and SINO-JAPAN CHEMICAL (subsidiaries of DAIICHI SANKYO)

DAIICHI SANKYO COMPANY, LIMITED (President: Takashi Shoda, hereafter "DAIICHI SANKYO"), and NIPPON SHOKUBAI COMPANY, LIMITED (President: Tadao Kondo, hereafter "NIPPON SHOKUBAI") have signed an agreement today to transfer all shares of NIPPON NYUKAZAI Co., Ltd. (President: Tsukasa Tanihara, hereafter "NIPPON NYUKAZAI"), a wholly owned subsidiary of Daiichi Sankyo, and SINO-JAPAN CHEMICAL Co., Ltd. (Chairman: Derek S. Wang, hereafter "SINO-JAPAN CHEMICAL"), in which DAIICHI SANKYO holds 48.67% of stock shares directly and another 3.36% through NIPPON NYUKAZAI, to NIPPON SHOKUBAI. The share transfer of NIPPON NYUKAZAI and SINO-JAPAN CHEMICAL is scheduled on February 29, 2008.

NIPPON NYUKAZAI and SINO-JAPAN CHEMICAL will become subsidiaries of NIPPON SHOKUBAI and further develop their businesses in organic chemicals in future. As newly added core entities of NIPPON SHOKUBAI, the two companies are expected to provide number of synergies including the technological synergy and the improved customer satisfaction by fulfilling their needs with wider product portfolio.

The effect that this share transfer will have on DAIICHI SANKYO's business performance after the fiscal year ended March 2008 will be disclosed at a later date.

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