名称 | 标题 | 任期 | 年龄 |
|---|---|---|---|
| Mamoru Kuwada | President & Representative Director | 2022 | 66 |
| Yoshihiro Hombo | Independent Vice Chairman of the Board | 2024 | 69 |
| Toru Adachi | Senior Executive VP, President of Taiyo Vinyl Corp. & Representative Director | 2020 | 66 |
| Akihiro Yoshimizu | Executive VP, President of Engineering Group, Senior GM of Technology Division & Director | 2023 | 62 |
| Takahiko Kamezaki | Executive VP, President of Petrochemical Group, GM of Purchasing & Logistics and Director | 2023 | 63 |
| Nobukatsu Ohmichi | Executive VP, President of Specialty Group & Director | 2025 | - |
| Nobukatsu Omichi | Managing Executive Officer, GM of Functional Products Sector & Director | 2025 | 61 |
| Mariko Hidaka | Independent External Director | 2020 | 65 |
| Yukimasa Nakano | Independent External Director | 2023 | 69 |
| Yukiko Hashitera | Independent External Director | 2024 | 60 |
| Tetsuya Teramoto | External Auditor | 2014 | 79 |
| Tsuneyasu Ozaki | External Auditor | 2014 | 57 |
| Satoru Yonezawa | Corporate Auditor | 2023 | 64 |
| Makoto Okayama | Corporate Auditor | 2021 | 65 |
| Takafumi Matake | Internal Corporate Auditor | 2025 | - |