About Otsuka
Corporate Profile
Corporate profile
Company name | Otsuka Pharmaceutical Co., Ltd. |
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Head office | 2-9, Kanda-Tsukasamachi, Chiyoda-ku, Tokyo 101-8535, Japan |
Date established | August 10, 1964 |
President and Representative Director | Makoto Inoue |
Capital | 20 billion yen |
Employees | 5,907 (as of December 31, 2024) |
Business description | Manufacturing, distributing, exporting, and importing of pharmaceuticals,clinical testing equipment, medical device and equipment, food products,cosmetics, and other related products |
Business premises | 15 branch offices, 48 district office (in Japan) |
Research facilities | 4 locations (in Japan) |
Factories | 8 production sites (in Japan) |
Financial Performance


Otsuka Pharmaceutical is a wholly owned subsidiary of Otsuka Holdings Co., Ltd. Please see the Investor relations informationof our parent company Otsuka Holdings for financial statements from the Otsuka Group.