| MIZU Company Limited | Private company limited by shares | Live |
| Mizu Wine Cellar Limited | Private company limited by shares | Live |
| MIZU SHIPPING CO., LIMITED | | Live |
| Mizu Dining Limited | Private company limited by shares | Live |
| MIZU GROUP COMPANY LIMITED | Private company limited by shares | Live |
| Mizu House Technology Beauty (Nail&Skin) Group Limited | Private company limited by shares | Live |
| Mizu Dining Group Company Limited | Private company limited by shares | Live |
| HONG KONG KYO MIZU KAI RESTAURANT MANAGEMENT (GROUP) LIMITED | Private company limited by shares | Dissolved |
| GUANGDONG MIZU ZHENGUI SHOES INDUSTRY LIMITED | Private company limited by shares | Live |
| MIZU INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Mizu Mizu International Limited | | Live |
| MIZU THE LIBRARY LIMITED | Private company limited by shares | Live |
| Mizu Music Studio Limited | | Live |
| MIZU TIMBER LIMITED | Private company limited by shares | Live |
| MIZU TRADING CO., LIMITED | Private company limited by shares | Live |
| MIZUBLUE LIMITED | Private company limited by shares | Live |
| MIZUDA COMPANY LIMITED | Private company limited by shares | Live |
| MIZUJIN HK CO., LIMITED | Private company limited by shares | Dissolved |
| Mizuki Company Limited | | Live |
| MIZUKI BEAUTY CENTRE LIMITED | Private company limited by shares | Live |
| MIZUMURA PRECISE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Mizunami Limited | Private company limited by shares | Live |
| Mizunara Limited | Private company limited by shares | Live |
| Mizuno Consulting Limited | Private company limited by shares | Dissolved |
| MIZURA LIMITED | | Live |
| Mizurino Limited | Private company limited by shares | Live |
| Mizu-san Limited | Private company limited by shares | Live |
| MIZUTEK (H.K.) COMPANY LIMITED | Private company limited by shares | Live |
| MIZUYAMA LIMITED | Private company limited by shares | Live |