![Tadashi Yamaoka](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 Yamaoka
No open positions remaining
Net worth: 150 M $ as of 30/09/2026
Profile
Tadashi Yamaoka held the title of Chairman at Maruchiyo Yamaokaya Corp.
from 2021 to 2025.
Mr. Yamaoka is the founder of Maruchiyo Yamaokaya Corp., which was founded in 1980.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 31/01/2026 | 6,219,800 ( 30.92% ) | 150 M $ | 30/09/2026 |
Former positions of Tadashi Yamaoka
| Companies | Position | End |
|---|---|---|
| MARUCHIYO YAMAOKAYA CORPORATION | Founder | 24/04/2025 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
13
1st degree connections
1
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 1 |
|---|---|
Maruchiyo Yamaokaya Corp.
 Maruchiyo Yamaokaya Corp. RestaurantsConsumer Services Operates noodle shops. | Consumer Services |
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- Tadashi Yamaoka
