| SEKA LIMITED | Private company limited by shares | Dissolved |
| SEKA INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SEKA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SEKA PROPERTY MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| SEKA PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SEKA PROPERTIES LIMITED | Private company limited by shares | Live |
| SEKA TRADING LIMITED | Private company limited by shares | Dissolved |
| SEKA Investment and Trading Limited | Private company limited by shares | Live |
| SEKAI TECHNOLOGY DEVELOPMENT ( H K ) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SEKAI ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SEKAI FACTORY LIMITED | Private company limited by shares | Live |
| SEKAI TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| SEKAI INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| SEKAI INT'L (HK) TECH LIMITED | Private company limited by shares | Dissolved |
| MAGURO SEKAI COMPANY LIMITED | Private company limited by shares | Live |
| SHIN SEKAI RECREATION MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| SEKAI EXPRESS SERVICES LIMITED | | Live |
| SEKAI SHINRYO COMPANY LIMITED | Private company limited by shares | Live |
| SEKAI SOURCING LIMITED | Private company limited by shares | Live |
| SEKAI TRADING LIMITED | Private company limited by shares | Dissolved |
| SEKAIWEB LIMITED | Private company limited by shares | Live |
| SEKAMURA LIMITED | Private company limited by shares | Live |