| K. TOSHO (H) LIMITED | Private company limited by shares | Live |
| TOSHO COMPANY (ASIA) LIMITED -THE- | Private company limited by shares | Dissolved |
| TOSHO COMPANY (ASIA) LIMITED -THE- | Private company limited by shares | Live |
| TOSHO ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| TOSHO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TOSHO KAGAKU (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Tosho Minyo (Hong Kong) Limited | | Live |
| TOSHOKU M&E LIMITED | Private company limited by shares | Dissolved |
| IGO TOSHOP LIMITED | Private company limited by shares | Live |