Eisai (company)

Eisai Co., Ltd.
Native name
エーザイ株式会社
Ēzai kabushiki gaisha
Company typePublic KK
TYO: 4523
TOPIX Large 70 Component
TOPIX 100 Component
Nikkei 225 Component
IndustryPharmaceuticals
FoundedDecember 6, 1941 (1941-12-06)
FounderToyoji Naito
Headquarters4-6-10 Koishikawa, Bunkyo-ku, Tokyo 112-8088, Japan
Key people
Haruo Naito
(President and CEO)
Products
Revenue ¥ 741.8 billion (2023)
¥ 53.4 billion (2023)
¥ 43.8 billion (2023)
Total assets ¥ 743.9 billion (2023)
Total equity ¥ 430.2 billion (2023)
OwnerThe Master Trust Bank of Japan (11.78%)
Japan Trustee Services Bank (10.99%)
Nippon Life (4.29%)
Number of employees
10,000 (2023)
WebsiteOfficial website
Footnotes / references

Eisai Co., Ltd. (Japanese: エーザイ株式会社, Hepburn: Ēzai Kabushiki-gaisha) is a Japanese pharmaceutical company headquartered in Tokyo, Japan. It has some 10,000 employees, among them about 1,500 in research. Eisai is listed on the Tokyo Stock Exchange and is a member of the Topix 100 and Nikkei 225 stock indices.