Management
Directors of the Board and Executive Team (As of September 1, 2025)
| Representative Director of the Board, Chief Executive Officer | Akihisa Harada |
|---|---|
| President, Representative Director of the Board, Chief Operating Officer | Akihiro Tsujimura |
| Chairman, Director of the Board | Costa Saroukos |
| Director of the Board | Ryousuke Tanabe |
| Director of the Board | Yuji Sugimoto |
| Director of the Board | Masashi Suekane |
| Director of the Board | Hiroki Inada |
| Director of the Board | William Cozean |
| Director of the Board | Nicholas Gattas |
| Corporate Auditor | Satomi Takada |
| Corporate Auditor | Shintaro Kohmoto |
| Chief Transformation Officer & General Counsel, Head of Business Development Div. | Kazumasa Nagayama |
| Chief Business Officer | Sean Ryan |
| Chief Financial Officer, Head of Finance Div. | Amit Singh |
| Chief Information Officer | Keitarou Shigemasa |
| Chief Medical Officer, Head of Global R&D, and Global Development & Medical Affairs Div. | Bijan Nejadnik |
| Executive Officer, Head of Corporate Strategy Div. | Tetsurou Iwata |
| Executive Officer, Head of Legal & Compliance Div. | Michihisa Yatou |
| Executive Officer, Head of HR & General Affairs Div. | Tomoaki Tokuno |
| Executive Officer, Head of Research Div. | Naoya Masutomi |
| Executive Officer, Head of Development & Medical Affairs Div. | Yousuke Kimura |
| Executive Officer, Head of Product Supply Div. | Kenji Taguchi |
| Executive Officer, Head of Quality & Vigilance Div. | Masanobu Kono |
| Executive Officer, Head of Japan Pharmaceutical Business Div. | Yasutaka Kuragaki |
| Executive Officer, Head of North America Business Div. | Yasutoshi Kawakami |
| Executive Officer, Head of Asia and Europe Business Div. | Toshifumi Tada |