![Daio Sato](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>)
Daio Sato
President at
Yume Education KK
Net worth: 37 M $ as of 2026-08-30
Profile
Daio Sato is Representative Director at Kokorozashi YK since 2012.
Director & General Manager-Administration at Iwamotogumi Co., Ltd. since 2014.
Director at Yume Agent KK since 2015.
President & Representative Director at Yume Education KK since 2017.
Representative Director at Arrow Information Co., Ltd. since 2020.
Director at Yume-Solutions Co., Ltd. since 2016.
President & Representative Director at NEPLUS KK since 2018.
Representative Director at Sanritsu Design Co., Ltd. since 2018.
Representative Director at Aiou KK since 2020.
Director at Kokoro Co. Ltd. (Tokyo) since 2021.
Formerly Director at Yumeshin Holdings Co., Ltd. from 2010 to 2015.
Director at Yumeshin Medical Support Co., Ltd. Director at Keepdata Ltd. President & Representative Director at Gakidaisho Co., Ltd. Representative Director at Oz Co. Ltd. President & Representative Director at Information Port Co., Ltd. President, COO & Representative Director at Open Up Group, Inc. from 2021 to 2025.
Director & General Manager-Personnel Management at Yume Technology Co., Ltd. from 2016 to 2019.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
OPEN UP GROUP INC. 1.73% | 2025-12-30 | 1,575,599 ( 1.73% ) | 20 M $ | 2026-08-30 |
Gijutsu Shokei Kiko KK
 Gijutsu Shokei Kiko KK Financial ConglomeratesFinance Acquires manufacturing and related businesses & provides management support services 1.47% | 2025-12-30 | 130,000 ( 1.47% ) | 17 M $ | 2026-08-30 |
Daio Sato active positions
| Companies | Position | Start |
|---|---|---|
Iwamotogumi Co., Ltd.
 Iwamotogumi Co., Ltd. HomebuildingConsumer Durables Engages in building construction, renovation, roofing and carpentry | Chief Administrative Officer | 2014-07-31 |
Kokorozashi YK
 Kokorozashi YK Financial ConglomeratesFinance Provides investment and real estate businesses | Director/Board Member | 2012-05-31 |
Yume Agent KK
 Yume Agent KK Personnel ServicesCommercial Services Provides manpower services | Director/Board Member | 2015-01-31 |
Yume-Solutions Co., Ltd.
 Yume-Solutions Co., Ltd. Information Technology ServicesTechnology Services Provides information technology services | Director/Board Member | 2016-11-30 |
Yume Education KK
 Yume Education KK Miscellaneous Commercial ServicesCommercial Services Engages in training and education business | President | 2017-10-31 |
NEPLUS KK
 NEPLUS KK Other Consumer ServicesConsumer Services Distributes and rents out IT related equipment | President | 2018-09-30 |
Sanritsu Design Co., Ltd.
 Sanritsu Design Co., Ltd. Miscellaneous Commercial ServicesCommercial Services Engages in the design of machineries and equipment for industrial, construction, power plant, and research use | Director/Board Member | 2018-09-30 |
Aiou KK | Director/Board Member | 2019-12-31 |
Arrow Information Co., Ltd.
 Arrow Information Co., Ltd. Packaged SoftwareTechnology Services Engages in software development, distribution and IT personnel dispatching business | Director/Board Member | 2020-03-31 |
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Former positions of Daio Sato
| Companies | Position | End |
|---|---|---|
| ░░░░ ░░ ░░░░░ ░░░░ | ░░░░░░░░░ | ░░░░░░░░░░ |
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| ░░░░░░░░░░░ ░░░░ ░░░░ ░░░░ | ░░░░░░░░░ | - |
| ░░ ░░░ ░░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
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Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
16
1st degree connections
18
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 18 |
|---|---|
Yumeshin Holdings Co., Ltd.
 Yumeshin Holdings Co., Ltd. Engineering & ConstructionIndustrial Services Provides outsourcing services for design, planning and supervision of construction works | Industrial Services |
Open Up Group, Inc.
 Open Up Group, Inc. Personnel ServicesCommercial Services Provides staffing and consulting services | Commercial Services |
Kokorozashi YK
Kokorozashi YK Financial ConglomeratesFinance Provides investment and real estate businesses | Finance |
Iwamotogumi Co., Ltd.
Iwamotogumi Co., Ltd. HomebuildingConsumer Durables Engages in building construction, renovation, roofing and carpentry | Consumer Durables |
Yumeshin Medical Support Co., Ltd. | |
Yume Technology Co., Ltd.
 Yume Technology Co., Ltd. Personnel ServicesCommercial Services Provides talent acquisition and human resources for IT industry | Commercial Services |
Keepdata Ltd.
 Keepdata Ltd. Information Technology ServicesTechnology Services Engages in cloud system solution services | Technology Services |
Gakidaisho Co., Ltd
 Gakidaisho Co., Ltd Other Consumer ServicesConsumer Services Provides child day care services | Consumer Services |
Yume Agent KK
Yume Agent KK Personnel ServicesCommercial Services Provides manpower services | Commercial Services |
Yume Education KK
Yume Education KK Miscellaneous Commercial ServicesCommercial Services Engages in training and education business | Commercial Services |
Arrow Information Co., Ltd.
Arrow Information Co., Ltd. Packaged SoftwareTechnology Services Engages in software development, distribution and IT personnel dispatching business | Technology Services |
Yume-Solutions Co., Ltd.
Yume-Solutions Co., Ltd. Information Technology ServicesTechnology Services Provides information technology services | Technology Services |
Oz Co. Ltd.
 Oz Co. Ltd. Medical DistributorsDistribution Services Engages in the distribution of medical equipment | Distribution Services |
NEPLUS KK
NEPLUS KK Other Consumer ServicesConsumer Services Distributes and rents out IT related equipment | Consumer Services |
Sanritsu Design Co., Ltd.
Sanritsu Design Co., Ltd. Miscellaneous Commercial ServicesCommercial Services Engages in the design of machineries and equipment for industrial, construction, power plant, and research use | Commercial Services |
Information Port Co., Ltd.
 Information Port Co., Ltd. Personnel ServicesCommercial Services Engages in the planning and development of applications, system consultation, software package and other related businesses | Commercial Services |
Aiou KK | |
Kokoro Co. Ltd. (Tokyo) |
- Stock Market
- Insiders
- Daio Sato
