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Yoshinori Fukushima
Director/Board Member at
TSUKURUBA INC.
Net worth: 1 M $ as of 31/07/2026
Profile
Yoshinori Fukushima was the founder of Gunosy, Inc. since 2012, holding the title of Chief Executive Officer & Representative Director from 2012 to 2016.
Mr. Fukushima is the founder of LayerX, Inc. since 2018, holding the title of Chief Executive Officer & Representative Director since 2018.
Mr. Fukushima is currently an Independent Outside Director at TSUKURUBA, Inc. since 2019.
Mr. Fukushima attended the School of Engineering, The University of Tokyo, earning an undergraduate degree.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
GUNOSY, INC. 1.61% | 30/11/2025 | 390,000 ( 1.61% ) | 884 220 $ | 31/07/2026 |
TSUKURUBA, INC. 0.6% | 31/07/2025 | 72,600 ( 0.6% ) | 163 233 $ | 31/07/2026 |
Yoshinori Fukushima active positions
| Companies | Position | Start |
|---|---|---|
| TSUKURUBA INC. | Director/Board Member | 01/10/2019 |
LayerX, Inc.
 LayerX, Inc. Packaged SoftwareTechnology Services Develops AI based software to digitalize economic activities | Founder | 01/08/2018 |
Former positions of Yoshinori Fukushima
| Companies | Position | End |
|---|---|---|
| GUNOSY INC. | Founder | - |
Training of Yoshinori Fukushima
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
18
1st degree connections
4
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 4 |
|---|---|
Gunosy, Inc.
 Gunosy, Inc. Packaged SoftwareTechnology Services Develops a media platform that provides information curation services | Technology Services |
School of Engineering, The University of Tokyo
 School of Engineering, The University of Tokyo Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
TSUKURUBA, Inc.
 TSUKURUBA, Inc. Miscellaneous Commercial ServicesCommercial Services Develops social network applications | Commercial Services |
LayerX, Inc.
LayerX, Inc. Packaged SoftwareTechnology Services Develops AI based software to digitalize economic activities | Technology Services |
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