![Seishiro Yoshioka](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Seishiro Yoshioka formerly worked at Mitsubishi Tanabe Pharma Corp., as Outside Director and Osaka Gas Co., Ltd., as Corporate Auditor.
Mr. Yoshioka received his graduate degree from the University of Tokyo.
| Companies | Position | End |
|---|---|---|
| OSAKA GAS CO., LTD. | Comptroller/Controller/Auditor | - |
| MITSUBISHI TANABE PHARMA CORPORATION | Director/Board Member | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 3 |
|---|---|
Osaka Gas Co., Ltd.
 Osaka Gas Co., Ltd. Gas DistributorsUtilities Distributes natural gas | Utilities |
Mitsubishi Tanabe Pharma Corp.
 Mitsubishi Tanabe Pharma Corp. Pharmaceuticals: MajorHealth Technology Manufactures and sells pharmaceutical products | Health Technology |
University of Tokyo
 University of Tokyo Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
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