![Keisuke Kobayashi](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>)
Keisuke Kobayashi
President at
YAGAMI INC.
Net worth: 3 M $ as of 2026-09-29
Profile
Mr. Keisuke Kobayashi is an Independent Outside Director at Daiseki Eco.
Solution Co., Ltd., a President & Representative Director at Yagami Fanitech KK, a President & Representative Director at Yagami Building Co., Ltd. and a President & Representative Director at Yagami Inc. He is on the Board of Directors at Daiseki Eco.
Solution Co., Ltd., Yagami Fanitech KK, Yagami Building Co., Ltd., Hirayama Manufacturing Corp.
and Yagami Inc.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
YAGAMI INC. 1.45% | 2025-10-19 | 77,000 ( 1.45% ) | 3 M $ | 2026-09-29 |
Keisuke Kobayashi active positions
| Companies | Position | Start |
|---|---|---|
| YAGAMI INC. | President | 2012-06-30 |
| DAISEKI E | Director/Board Member | 2024-04-30 |
Hirayama Manufacturing Corp.
 Hirayama Manufacturing Corp. Medical SpecialtiesHealth Technology Manufactures and wholesales and repairs, sterilizers, medical, physicochemical equipment | Director/Board Member | 2014-05-31 |
Yagami Building Co., Ltd.
 Yagami Building Co., Ltd. Investment Banks/BrokersFinance Handles the acquisition, ownership, and trading of assets of share certificates | President | 2017-06-30 |
Yagami Fanitech KK | President | 2018-07-31 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
20
1st degree connections
5
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 5 |
|---|---|
Yagami Inc.
 Yagami Inc. Office Equipment/SuppliesProducer Manufacturing Manufactures science and technology equipment for elementary, middle and high schools | Producer Manufacturing |
Daiseki Eco. Solution Co., Ltd.
 Daiseki Eco. Solution Co., Ltd. Engineering & ConstructionIndustrial Services Provides recycling and environmental analysis services | Industrial Services |
Yagami Building Co., Ltd.
Yagami Building Co., Ltd. Investment Banks/BrokersFinance Handles the acquisition, ownership, and trading of assets of share certificates | Finance |
Hirayama Manufacturing Corp.
Hirayama Manufacturing Corp. Medical SpecialtiesHealth Technology Manufactures and wholesales and repairs, sterilizers, medical, physicochemical equipment | Health Technology |
Yagami Fanitech KK |
- Stock Market
- Insiders
- Keisuke Kobayashi
