![Masahiro Ueno](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>)
Net worth: 67 341 $ as of 2026-05-30
Masahiro Ueno is currently holding multiple positions as President & Representative Director at Mana Corp., President & Representative Director at Guadagno KK, Managing Director at Outbrain Japan KK, Vice President & Head-Asia Pacific Region at Sojern Asia Pte Ltd., and Independent Outside Director at eMnet Japan Co. Ltd. He previously held the position of President & Representative Director at BuzzFeed Japan Corp.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-12-30 | 16,000 ( 0.41% ) | 67 341 $ | 2026-05-30 |
| Companies | Position | Start |
|---|---|---|
| EMNET JAPAN.CO.LTD. | Director/Board Member | 2018-04-30 |
Mana Corp.
 Mana Corp. Packaged SoftwareTechnology Services Provides services in software and system development and integration | President | 2012-01-31 |
Guadagno KK | President | 2012-02-29 |
Sojern Asia Pte Ltd. | Corporate Officer/Principal | 2019-01-31 |
Outbrain Japan KK | Director/Board Member | 2020-09-30 |
| Companies | Position | End |
|---|---|---|
BuzzFeed Japan Corp.
 BuzzFeed Japan Corp. Internet Software/ServicesTechnology Services Operates digital news and entertainment platform | President | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 6 |
|---|---|
Mana Corp.
Mana Corp. Packaged SoftwareTechnology Services Provides services in software and system development and integration | Technology Services |
eMnet Japan Co. Ltd.
 eMnet Japan Co. Ltd. Advertising/Marketing ServicesCommercial Services Operates as an online advertisement company | Commercial Services |
Guadagno KK | |
BuzzFeed Japan Corp.
BuzzFeed Japan Corp. Internet Software/ServicesTechnology Services Operates digital news and entertainment platform | Technology Services |
Sojern Asia Pte Ltd. | |
Outbrain Japan KK |
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