| KOTON LIMITED | Private company limited by shares | Dissolved |
| KOTON LIMITED | Private company limited by shares | Dissolved |
| KOTON LIMITED | Private company limited by shares | Live |
| KOTON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| KOTON HOLDING LIMITED | Private company limited by shares | Live |
| KOTON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KOTONAMI INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| KOTONE TECHNOLOGY (CHINA) CO., LIMITED | Private company limited by shares | Live |
| HK KOTONG INDUSTRY CO., LIMITED | Private company limited by shares | Dissolved |