Director, Ryoyu Systems Co., Ltd.
| Company | Held by | Shares | Stake | Price | Value | Dividends |
|---|---|---|---|---|---|---|
| Altech Corporation 4641 · FY ending Dec 2025 · Audit & Supervisory Board Member |
Own name | — | — | ¥2,716 | ¥0 | ¥0 |
| Ryoyu Systems Co., Ltd. 4685 · FY ending Mar 2026 · Director |
Own name | — | — | ¥2,913 | ¥0 | ¥0 |