Company Info

We keep challenging – for living brilliant future together

Management Team


Yoshihiro Arai

President and Chief Executive
Officer, a Board Member

Yoshihiro Arai

(formerly Amgen, Searle)

Toshio Miyashita

Chief Financial Officer,
a Board Member

Toshio Miyashita

(formerly Sosei, Arakis, Hibiki Partners)

Koji Shinozaki
Head of Business Development Division (formerly Itochu, MPM Capital)
Fumiko Nagahama
Head of Product Development Division (formerly Amgen, Roche)
Shigeru Sakamaki
Head of Reliability Assurance Division (formerly Amgen, Takeda Bio)
Shuichi Sakamoto, Ph.D.
Head of Production Management Division (formerly Astellas, Kyorin)
Yasuaki Manabe
Head of Marketing Division (formerly Eisai, Oncolys BioPharma)
Weiwen (Vivian) Zhang, M.D.
General Manager, China (formerly Roche, Chai Tai)

Board Members

Yoshihiro Arai
President and Chief Executive Officer
Toshio Miyashita
Chief Financial Officer
Stanley Lau
External Director
formerly GM, Baxter Healthcare International China
Norikazu Eiki
External Director
formerly President and CEO, Bayer Yakuhin Ltd.
Jiro Mizukawa
External Director
Representative Director and President, LTL Pharma Co., Ltd.


Susumu Araki
External Corporate Auditor, Full-time
Makoto Matsuo
External Corporate Auditor
Yoshiyuki Yamakawa
External Corporate Auditor
Representative Director and President, Hibiki Partners Co., Ltd.

External Advisors

Elizabeth Stoner MD
formerly, Senior Vice President of Global Clinical Development Operations, Merck & Co.
Kazuto Nishio MD, PH.D
Kinki University School of Medicine

Corporate Advisor

Takashi Ichinose

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