| KYOWA AGENCY LIMITED | Private company limited by shares | Dissolved |
| KYOWA (ASIA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Kyowa Capital Limited | | Live |
| TONG YONG KYOWA (CHINA) LIMITED | Private company limited by shares | Live |
| KYOWA MACHINERY & ELECTRIC (HONG KONG) CO., LIMITED | Private company limited by shares | Live Commenced dormancy on 01-Apr-2015 |
| KYOWA HAKKO KIRIN (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| KYOWA (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| KYOWA KEIEI HK CO., LIMITED | Private company limited by shares | Live |
| KYOWA SEIMITSU CO., LIMITED | Private company limited by shares | Live |
| Kyowa Creation Limited | Private company limited by shares | Live |
| KYOWA ENTERPRISE LIMITED | Private company limited by shares | Live |
| Kyowa Future Business Limited | Private company limited by shares | Dissolved |
| Kyowa Group (Hong Kong) Limited | Private company limited by shares | Live |
| Kyowa Medical Group Limited | | Live |
| KYOWA HAKKO (HONG KONG) COMPANY,LIMITED | Private company limited by shares | Live |
| KYOWA INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| KYOWA KENKO LIMITED | Private company limited by shares | Dissolved |
| KYOWA PLASTIC HONG KONG CO., LIMITED | Private company limited by shares | Live |
| KYOWA FINANCE (HONG KONG) LIMITED | Public company limited by shares | Dissolved |
| KYOWA METAL PRESSING LIMITED | Private company limited by shares | Live |
| KYOWA SEIKO COMPANY LIMITED | Private company limited by shares | Dissolved |
| KYOWA SHOKAI COMPANY LIMITED | Private company limited by shares | Dissolved |
| KYOWA (DAFA) TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| KYOWA THERMAL TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| KYOWA TRADING COMPANY LIMITED | Private company limited by shares | Live |
| TONG YONG KYOWA COMPANY LIMITED | Private company limited by shares | Live |