![Katsutoshi Hirose](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: 18 M $ as of 2026-07-30
Katsutoshi Hirose was the President and Representative Director of KNC Laboratories Co., Ltd. from 1985 to 2018.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-10-16 | 2,235,500 ( 28.73% ) | 18 M $ | 2026-07-30 |
| Companies | Position | End |
|---|---|---|
| KNC LABORATORIES CO., LTD. | President | 2018-05-31 |
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Listed companies
Private companies
| Private companies | 1 |
|---|---|
KNC Laboratories Co., Ltd.
 KNC Laboratories Co., Ltd. Miscellaneous Commercial ServicesCommercial Services Manufactures organic compounds | Commercial Services |
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