| RYU-K COMPANY LIMITED | Private company limited by shares | Live |
| RYUKAKUSAN (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| RYUKIL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| CHINESE NATION RYUKYU SPECIAL AUTONOMOUS REGION LIMITED | Private company limited by shares | Live |
| RYUKYU ESTATE LIMITED | Private company limited by shares | Dissolved |
| RYUKYU HEALTH COMPANY LIMITED | Private company limited by shares | Live |
| Ryukyu Culture and Social Economy Protection Union Limited | Private company limited by shares | Live |