![Yoichi Aoyama](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>)
Yoichi Aoyama
Director/Board Member at
WILLS INC.
Net worth: 4 M $ as of 2026-08-30
Profile
Yoichi Aoyama is the founder of M.H.
Group Ltd., which was founded in 1990.
He held the title of Chairman at M.H.
Group Ltd. Mr. Aoyama's current jobs include being a Representative Director at Sanyo Co., Ltd. (Tokyo) since 1997 and an Independent Outside Director at WILLs, Inc. (Japan) since 2015.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
WILLS, INC. (JAPAN) 2.75% | 2025-12-30 | 579,900 ( 2.75% ) | 3 M $ | 2026-08-30 |
M H GROUP LTD 4.16% | 2025-12-30 | 656,100 ( 4.16% ) | 940 834 $ | 2026-08-30 |
J-Holdings Corp.
 J-Holdings Corp. Construction MaterialsNon-Energy Minerals Develops and sells residential properties 2.6% | 2025-12-30 | 430,000 ( 2.6% ) | 298 880 $ | 2026-08-30 |
Yoichi Aoyama active positions
| Companies | Position | Start |
|---|---|---|
| WILLS INC. | Director/Board Member | 2015-08-31 |
Sanyo Co., Ltd. (Tokyo)
 Sanyo Co., Ltd. (Tokyo) Building ProductsProducer Manufacturing Engages in metal and resin machining, injection molding and sheet metal fabrication activities | Director/Board Member | 2011-10-06 |
Former positions of Yoichi Aoyama
| Companies | Position | End |
|---|---|---|
| M H GROUP LTD. | Founder | - |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
8
1st degree connections
3
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 3 |
|---|---|
Sanyo Co., Ltd. (Tokyo)
Sanyo Co., Ltd. (Tokyo) Building ProductsProducer Manufacturing Engages in metal and resin machining, injection molding and sheet metal fabrication activities | Producer Manufacturing |
M.H. Group Ltd.
 M.H. Group Ltd. Other Consumer ServicesConsumer Services Operates beauty and hair salons; develops hair care products | Consumer Services |
WILLs, Inc. (Japan)
 WILLs, Inc. (Japan) Internet Software/ServicesTechnology Services Operates as a shareholder management platform by utilizing blockchain technology | Technology Services |
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- Insiders
- Yoichi Aoyama
