![Kiyoto Shimizu](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>)
Kiyoto Shimizu
Founder at
C.I. MEDICAL CO.,LTD.
Net worth: 48 M $ as of 2025-12-30
Profile
Kiyoto Shimizu is the founder of Ci Medical Co., Ltd. since 2000, holding the title of President & Representative Director.
Mr. Shimizu's current jobs include Chairman at Dental Fit KK since 2017, Chairman at Demi Line KK since 2017, Chairman at Nissen Holdings Co., Ltd., and President & Representative Director at Rayvision KK since 2016.
Mr. Shimizu's education includes an undergraduate degree from Asahi University, conferred in 1985.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-10-13 | 4,999,900 ( 10% ) | 48 M $ | 2025-12-30 |
Kiyoto Shimizu active positions
| Companies | Position | Start |
|---|---|---|
| C.I. MEDICAL CO.,LTD. | Founder | 2000-01-04 |
| NISSEN HOLDINGS CO., LTD. | Chairman | - |
Dental Fit KK
 Dental Fit KK Specialty StoresRetail Trade Sells oral care products online | Chairman | 2017-02-28 |
Demi Line KK
 Demi Line KK Catalog/Specialty DistributionRetail Trade Provides mail-order services | Chairman | 2017-02-28 |
Rayvision KK
 Rayvision KK Medical DistributorsDistribution Services Sells diagnostic medical imaging equipment | President | 2016-08-31 |
Training of Kiyoto Shimizu
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
16
1st degree connections
6
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 6 |
|---|---|
Nissen Holdings Co. Ltd.
 Nissen Holdings Co. Ltd. Apparel/Footwear RetailRetail Trade Operates as a holding company whose subsidiaries sells fashion and apparel products for both men and women through online | Retail Trade |
Ci Medical Co., Ltd.
 Ci Medical Co., Ltd. Medical DistributorsDistribution Services Engages in development, manufacturing and sales of dental care and oral health products | Distribution Services |
Asahi University
 Asahi University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Dental Fit KK
Dental Fit KK Specialty StoresRetail Trade Sells oral care products online | Retail Trade |
Demi Line KK
Demi Line KK Catalog/Specialty DistributionRetail Trade Provides mail-order services | Retail Trade |
Rayvision KK
Rayvision KK Medical DistributorsDistribution Services Sells diagnostic medical imaging equipment | Distribution Services |
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- Kiyoto Shimizu
