![Kyoji Tatsui](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>)
Kyoji Tatsui
Founder at
STEP CO.,LTD.
Net worth: 18 M $ as of 31/05/2026
Profile
Kyoji Tatsui is the founder of Step Co., Ltd., a company founded in 1975 where he currently holds the title of Chairman.
He is also currently working as the President & Representative Director at K Planning YK (Kanagawa), a position he has held since 1989.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
STEP CO., LTD. 7.82% | 31/03/2026 | 1,302,800 ( 7.82% ) | 18 M $ | 31/05/2026 |
Kyoji Tatsui active positions
| Companies | Position | Start |
|---|---|---|
| STEP CO.,LTD. | Founder | 01/01/1975 |
K Planning YK (Kanagawa) | President | 01/10/1989 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
14
1st degree connections
2
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 2 |
|---|---|
Step Co., Ltd.
 Step Co., Ltd. Other Consumer ServicesConsumer Services Operates cram schools that provides educational services | Consumer Services |
K Planning YK (Kanagawa) |
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- Kyoji Tatsui
