About Otsuka
Our Leadership
Our board members and statutory auditors
| Tatsuo Higuchi | Chairman and Representative Director |
|---|---|
| Makoto Inoue | President and Representative Director |
| Yoshiro Matsuo | Executive Deputy President and Representative Director |
| Susumu Tamai | Vice Chairman |
| Mikio Bando | Managing Director (Emerging Countries and OIAA Division*) |
| Shuichi Takagi | Managing Director (Business Strategy) |
| Toshiki Sudo | Executive Director (Research, Intellectual Property and Head of the Osaka Research Center for Drug Discovery) |
| Shinichi Taira | Executive Director (OIAA Division*, Production) |
| Akemi Kaneko | Executive Director (Quality Control and Quality Assurance) |
| Kiyoshi Taniguchi | Executive Director (Production , Supply Chain and CMC) |
| Yuko Makino | Executive Director (Finance) |
| Ichiro Otsuka | Executive Director |
| Nobuo Kouno | Standing Audit & Supervisory Board Member |
|---|---|
| Kazuya Inagaki | Standing Audit & Supervisory Board Member |
| Takeo Suzuki | Standing Audit & Supervisory Board Member |
| Hiroshi Sugawara | Audit & Supervisory Board Member |
* Otsuka International Asia Arab Division
As of March 8, 2023
Our corporate officers
| Lyo Inuyama | Executive Vice President, Director (Medical Affairs), PV | Pharmaceutical Business Division |
|---|---|---|
| Keiso Yamasaki | Senior Vice President, Associate General Manager (Pharmaceutical Business Division), and Director (Pharmaceutical Planning Department) | |
| Hiroaki Ono | Senior Vice President, General Manager (Headquarters of Clinical Development) and Regulatory Affairs | |
| Akio Oikawa | Senior Vice President, General Manager (Pharmaceutical Business Headquarters) | |
| Nobuyuki Kurahashi | Senior Vice President, Seconded to Otsuka Pharmaceutical D&C Inc. | |
| Chikako Usami | Vice President, Pharmaceutical Business Division Project Coordinator | |
| Takayuki Shiratsuchi | Vice President, Medical Discovery & Development Data Analyst (MD Analyst) | |
| Takeshi Watanabe | Vice President, Director (Department of Business Development) | |
| Yoshihisa Yamada | Vice President, Head of the Tokushima Research Center for Drug Discovery, and Department Head (Department of Renal and Cardiovascular Research) | |
| Naoshi Satou | Senior Vice President, Associate General Manager (Nutraceuticals Division), Director (Social Health Relations Department), and Director (Promotion and Advertisement Department) | Nutraceuticals Division |
| Chiaki Sakurai | Senior Vice President, Associate General Manager (Nutraceuticals Division), Sales Headquarters, Cosmedics Department and Otsuka Holdings | |
| Shouzou Yamazaki | Senior Vice President, Sales Development Department | |
| Taro Mikuriya | Senior Vice President, Seconded to Nardobel SAS | |
| Tomitsugu Nakabayashi | Vice President, Next-Generation Nutraceuticals Business Solution | |
| Koichiro Nitta | Vice President, Relational Marketing | |
| Hajime Fujita | Vice President, Seconded to Daiya Foods Inc. | |
| Yoshihiro Bando | Senior Vice President, New Area Development | Otsuka International Asia Arab Division |
| Ryousuke Fukase | Vice President, Nutraceuticals Business | |
| Koichi Shiraishi | Vice President, Associate (Nutraceuticals Business) | |
| Toshihiro Tokumoto | Senior Vice President, Tokushima Headquarters, Purchasing and Otsuka Holdings | Productions |
| Ryo Harima | Vice President, Deputy General Manager (Production) | |
| Junichi Jinno | Vice President, General Manager (CMC) | |
| Kenji Bunya | Senior Vice President, Director (Human Resources Department), Public Relations and Legal Affairs | Headquarters |
| Tsuyoshi Nakamura | Senior Vice President, Seconded to Otsuka America, Inc. and Finance and Accounting Department | |
| Junichi Hashimoto | Vice President, Director (Compliance Department) | |
| Naoki Yoda | Vice President, Director (Department of Business Planning Liaison) | |
| Yoshihiro Yoshinaga | Vice President, Director (Regulatory Affairs Department) and Administration Department | |
| Hiroki Nakayama | Vice President, Director (Audit Department) and Otsuka Holdings | |
| Masaaki Sobe | Vice President, Director (Intellectual Property Department) |
Pharmaceutical Business Division
| Lyo Inuyama | Executive Vice President, Director (Medical Affairs), PV |
|---|---|
| Keiso Yamasaki | Senior Vice President, Associate General Manager (Pharmaceutical Business Division), and Director (Pharmaceutical Planning Department) |
| Hiroaki Ono | Senior Vice President, General Manager (Headquarters of Clinical Development) and Regulatory Affairs |
| Akio Oikawa | Senior Vice President, General Manager (Pharmaceutical Business Headquarters) |
| Nobuyuki Kurahashi | Senior Vice President, Seconded to Otsuka Pharmaceutical D&C Inc. |
| Chikako Usami | Vice President, Pharmaceutical Business Division Project Coordinator |
| Takayuki Shiratsuchi | Vice President, Medical Discovery & Development Data Analyst (MD Analyst) |
| Takeshi Watanabe | Vice President, Director(Department of Business Development) |
| Yoshihisa Yamada | Vice President, Head of the Tokushima Research Center for Drug Discovery, and Department Head (Department of Renal and Cardiovascular Research) |
Nutraceuticals Division
| Naoshi Satou | Senior Vice President, Associate General Manager (Nutraceuticals Division), Director (Social Health Relations Department), and Director (Promotion and Advertisement Department) |
|---|---|
| Chiaki Sakurai | Senior Vice President, Associate General Manager (Nutraceuticals Division), Sales Headquarters, Cosmedics Department and Otsuka Holdings |
| Shouzou Yamazaki | Senior Vice President, Sales Development Department |
| Taro Mikuriya | Senior Vice President, Seconded to Nardobel SAS |
| Tomitsugu Nakabayashi | Vice President, Next-Generation Nutraceuticals Business Solution |
| Koichiro Nitta | Vice President, Relational Marketing |
| Hajime Fujita | Vice President, Seconded to Daiya Foods Inc. |
Otsuka International Asia Arab Division
| Yoshihiro Bando | Senior Vice President, New Area Development |
|---|---|
| Ryousuke Fukase | Vice President, Nutraceuticals Business |
| Koichi Shiraishi | Vice President, Associate (Nutraceuticals Business) |
Productions
| Toshihiro Tokumoto | Senior Vice President, Tokushima Headquarters, Purchasing and Otsuka Holdings |
|---|---|
| Ryo Harima | Vice President, Deputy General Manager (Production) |
| Junichi Jinno | Vice President, General Manager (CMC) |
Headquarters
| Kenji Bunya | Senior Vice President, Director (Human Resources Department), Public Relations and Legal Affairs |
|---|---|
| Tsuyoshi Nakamura | Senior Vice President, Seconded to Otsuka America, Inc. and Finance and Accounting Department |
| Junichi Hashimoto | Vice President, Director (Compliance Department) |
| Naoki Yoda | Vice President, Director (Department of Business Planning Liaison) |
| Yoshihiro Yoshinaga | Vice President, Director (Regulatory Affairs Department) and Administration Department |
| Hiroki Nakayama | Vice President, Director (Audit Department) and Otsuka Holdings |
| Masaaki Sobe | Vice President, Director (Intellectual Property Department) |
As of November 22, 2023