![Ryuji Sakamaki](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>)
Ryuji Sakamaki
President at
The Room4D KK
Commercial Services
Profile
Ryuji Sakamaki has worked as a Representative Director at Datum Studio Co., Ltd. and as a President & Representative Director at The Room4D KK.
Ryuji Sakamaki active positions
| Companies | Position | Start |
|---|---|---|
Datum Studio Co., Ltd.
 Datum Studio Co., Ltd. Miscellaneous Commercial ServicesCommercial Services Engages in data utilization consulting, contract analysis system development and human resource development businesses | Director/Board Member | - |
The Room4D KK
 The Room4D KK Miscellaneous Commercial ServicesCommercial Services Provides consulting services | President | - |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
| Private companies | 2 |
|---|---|
Datum Studio Co., Ltd.
Datum Studio Co., Ltd. Miscellaneous Commercial ServicesCommercial Services Engages in data utilization consulting, contract analysis system development and human resource development businesses | Commercial Services |
The Room4D KK
The Room4D KK Miscellaneous Commercial ServicesCommercial Services Provides consulting services | Commercial Services |
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- Ryuji Sakamaki
