Eisai (company)

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Eisai Co., Ltd.

Native name	エーザイ株式会社
Romanized name	Ēzai kabushiki gaisha
Company type	Public KK
Traded as	TYO: 4523 TOPIX Large 70 Component TOPIX 100 Component Nikkei 225 Component
Industry	Pharmaceuticals
Founded	December 6, 1941; 82 years ago (1941-12-06)
Founder	Toyoji Naito
Headquarters	4-6-10 Koishikawa, Bunkyo-ku, Tokyo 112-8088, Japan
Key people	Haruo Naito (President and CEO)
Products	Lecanemab Lenvema Halaven Aricept Pariet Banzel Zonegran Fycompa Zebinix
Revenue	¥ 741.8 billion (2023)[1]
Operating income	¥ 53.4 billion (2023)[1]
Net income	¥ 43.8 billion (2023)[1]
Total assets	¥ 743.9 billion (2023)[1]
Total equity	¥ 430.2 billion (2023)[1]
Owner	The Master Trust Bank of Japan (11.78%) Japan Trustee Services Bank (10.99%) Nippon Life (4.29%)[2]
Number of employees	10,000 (2023)[1]
Website	Official website
Footnotes / references [2] [1]

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.^[3]