![Tadashi Watanabe](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>)
Tadashi Watanabe
Chairman at
SHOWA HOLDINGS CO., LTD.
Net worth: 21 383 $ as of 2026-05-30
Profile
Tadashi Watanabe has held positions as Chairman at Showa Holdings Co., Ltd. since 2018 and at Showa Rubber Co., Ltd. since 2015.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-03-30 | 85,100 ( 0.11% ) | 21 383 $ | 2026-05-30 |
Tadashi Watanabe active positions
| Companies | Position | Start |
|---|---|---|
| SHOWA HOLDINGS CO., LTD. | Chairman | 2018-05-31 |
Showa Rubber Co., Ltd. | Chairman | 2015-03-31 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
11
1st degree connections
2
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 2 |
|---|---|
Showa Holdings Co., Ltd.
 Showa Holdings Co., Ltd. Finance/Rental/LeasingFinance Manufactures and distributes rubber linings and molded products | Finance |
Showa Rubber Co., Ltd. |
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