Chairman of the Board, MRT Inc.
Other assets (est.): the sum of each year's after-tax income (pay + dividends in own name − estimated taxes and social insurance) and dividends retained by asset-management companies (less about 20% corporate tax), for the years we have data. Spending, real estate, donations and savings from earlier years are not reflected.
Asset-management companies: 株式会社冨田医療研究所est. (their holdings are included in net worth)
| Company | Held by | Shares | Stake | Price | Value | Dividends |
|---|---|---|---|---|---|---|
| MRT Inc. 6034 · FY ending Dec 2025 |
株式会社冨田医療研究所 | 1,200,000 | 21.69% | ¥623 | ¥747M | — |
| MRT Inc. 6034 · FY ending Dec 2025 · Chairman of the Board |
Own name | 905,000 | 16.36% | ¥623 | ¥564M | — |