| k.eik Limited | Private company limited by shares | Live |
| KEIKA SEIMITSU CO., LIMITED | Private company limited by shares | Live |
| KEIKA SANGYO (HK) CO., LIMITED | Private company limited by shares | Live |
| KEIKA INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| KeiKa SYM Clothing and Supplies Company Limited | Private company limited by shares | Live |
| KEIKA TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| KEIKEI 1 LIMITED | | Live |
| KEIKEI 2 LIMITED | | Live |
| KEIKEN INVESTMENTS (CHINA) LIMITED | Private company limited by shares | Dissolved |
| Keiki Cuisine Limited | | Live |
| NIPPON KEIKI (H.K.) LIMITED | Private company limited by shares | Dissolved |
| KEIKI HOLDINGS LIMITED | Private company limited by shares | Live |
| ASAHI KEIKI (HONG KONG) LIMITED | Private company limited by shares | Live |
| IDE KEIKI (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| KEIKO LIMITED | Private company limited by shares | Live |
| KEIKO COMPANY LIMITED | Private company limited by shares | Live |
| TO KEIKO LIMITED | | Live |
| Keiko Enterprise Limited | Private company limited by shares | Live |