![Yoshiro Numaguchi](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>)
Yoshiro Numaguchi
Chief Tech/Sci/R&D Officer at
ASJ INC.
Net worth: 30 183 $ as of 30/09/2026
Profile
Yoshiro Numaguchi is currently the Senior Managing Director, CTO & GM-Technology at ASJ Inc. He is also currently serving as the Director at eFUSION Co., Ltd., Director at ASJ Commerce KK, and Director & Vice President at ITECS Corp.
In the past, he held the position of Director & Vice President at NTT Data Itecs Corp.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ASJ INC. 0.18% | 31/03/2026 | 14,200 ( 0.18% ) | 30 183 $ | 30/09/2026 |
Yoshiro Numaguchi active positions
| Companies | Position | Start |
|---|---|---|
| ASJ INC. | Chief Tech/Sci/R&D Officer | 01/04/2005 |
ASJ Commerce KK | Director/Board Member | 01/02/2008 |
eFUSION Co., Ltd.
 eFUSION Co., Ltd. Miscellaneous Commercial ServicesCommercial Services Provides Internet contents service | Director/Board Member | 01/06/2009 |
ITECS Corp. /Chuo-Ku/
 ITECS Corp. /Chuo-Ku/ Packaged SoftwareTechnology Services Develops enterprise resource planning software | Director/Board Member | 01/02/2016 |
Former positions of Yoshiro Numaguchi
| Companies | Position | End |
|---|---|---|
NTT Data Itecs Corp.
 NTT Data Itecs Corp. Packaged SoftwareTechnology Services Develops enterprise resource planning software | Director/Board Member | - |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
14
1st degree connections
5
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 5 |
|---|---|
ASJ Inc.
 ASJ Inc. Data Processing ServicesTechnology Services Provides Internet hosting and content services | Technology Services |
eFUSION Co., Ltd.
eFUSION Co., Ltd. Miscellaneous Commercial ServicesCommercial Services Provides Internet contents service | Commercial Services |
NTT Data Itecs Corp.
NTT Data Itecs Corp. Packaged SoftwareTechnology Services Develops enterprise resource planning software | Technology Services |
ASJ Commerce KK | |
ITECS Corp. /Chuo-Ku/
ITECS Corp. /Chuo-Ku/ Packaged SoftwareTechnology Services Develops enterprise resource planning software | Technology Services |
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