![Hiroki Yamamoto](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>)
Hiroki Yamamoto
No open positions remaining
Net worth: 6 M $ as of 30/05/2026
Profile
Hiroki Yamamoto held the position of Director & Chief Technology Officer at Perpetuals.com Ltd. from 2018 to 2026.
Mr. Yamamoto is the founder of Perpetuals.com Ltd., which was founded in 2018.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
PERPETUALS.COM LTD. 6.56% | 17/03/2026 | 1,000,000 ( 6.56% ) | 6 M $ | 30/05/2026 |
Former positions of Hiroki Yamamoto
| Companies | Position | End |
|---|---|---|
| PERPETUALS.COM LTD | Founder | 29/06/2026 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
5
1st degree connections
1
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 1 |
|---|---|
Earlyworks Co., Ltd.
 Earlyworks Co., Ltd. Packaged SoftwareTechnology Services Operates as a blockchain-based technology company | Technology Services |
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- Hiroki Yamamoto
