| Company Name | Type | Status |
|---|---|---|
| DOUJIN LIMITED | Private company limited by shares | Live |
| DOUJIN KAI (H.K.) COMPANY LIMITED | Company limited by guarantee | Live |
| Hong Kong Doujin Production Limited | Company limited by guarantee | Live |
| HONG KONG DOUJIN TRADING CO., LIMITED | Live | |
| Doujin Trading Co., Limited | Private company limited by shares | Live |