![Toyoshi Umebayashi](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>)
Toyoshi Umebayashi
Chief Executive Officer at
ZUIKO CORPORATION
Net worth: 366 304 $ as of 30/08/2026
Profile
Toyoshi Umebayashi is the founder of Cotex KK.
Mr. Umebayashi is currently the President, CEO & Representative Director of Zuiko Corp., a position held since 2020.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ZUIKO CORPORATION 0.22% | 19/02/2026 | 62,900 ( 0.22% ) | 366 304 $ | 30/08/2026 |
Toyoshi Umebayashi active positions
| Companies | Position | Start |
|---|---|---|
| ZUIKO CORPORATION | Chief Executive Officer | 30/04/2020 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
14
1st degree connections
1
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 1 |
|---|---|
Zuiko Corp.
 Zuiko Corp. Industrial MachineryProducer Manufacturing Manufactures and markets machinery used in the production of infant & adult diapers | Producer Manufacturing |
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- Toyoshi Umebayashi
