April 15, 2009

To Whom It May Concern
Company: Taisho Pharmaceutical Co., Ltd.

Representative: Akira Uehara, President

(First Section of TSE: Code 4535)

Contact: Masaki Tsuboi, General Manager

Public Relations Section

(Tel: +81-3-3985-1115)
Taisho Repurchases Treasury Stock on the Open Market, Ends Buyback Program
(Share acquisition based on the Articles of Incorporation
as stipulated by Article 165, Paragraph 2 of the Japanese Corporation Act)

Taisho Pharmaceutical Co., Ltd. has announced that it has acquired its own shares on the open
market, as detailed below. This acquisition was based on the provisions of Article 156 of the
Japanese Corporation Act, which has been reinterpreted and applied in accordance with Article
165, Paragraph 3 of the same Act. With this buyback, Taisho Pharmaceutical has completed the
acquisition of all its own shares approved by the Board of Directors on March 3, 2009 in
accordance with the aforementioned regulations.
1. Type of stock:
Taisho Pharmaceutical common stock
2. Period of acquisition: From April 1, 2009 to April 14, 2009 (execution basis)
3. Amount of stock:
2,494,000 shares
4. Total value of stock: ¥
4,702,391,000

5. Method of repurchase: On the open market through the Tokyo Stock Exchange

Notes:
1. Details of Board of Directors resolution about acquisition on March 3, 2009 ・
Type of stock:
Taisho Pharmaceutical common stock
・
Amount of stock:
6,000,000 shares (upper limit)

(percentage of total number shares issued*: 2.05%)
*excluding treasury stocks ・
Total value of stock: ¥10,000 million (upper limit)
・
Period of repurchase: From March 9, 2009 to June 30, 2009
2. Cumulative common stock acquired to date since above Board of Directors’ resolution ・
Amount of stock:
5,359,000
shares
・
Total value of stock: ¥
9,977,811,000