| JANKA LIMITED | Private company limited by shares | Dissolved |
| JANKA ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| JANKA INDUSTRIAL LIMITED | Private company limited by shares | Live |
| JANKA INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| JANKAR INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| JanKawai Limited | | Live |
| JANKE OUTDOORS COMPANY LIMITED | Private company limited by shares | Live |
| JANKE TRADE LIMITED | | Live |
| JANKEN COMPANY LIMITED | Private company limited by shares | Dissolved |
| JANKER LIMITED | Private company limited by shares | Live |
| JANKI LIMITED | Private company limited by shares | Dissolved |
| JANKIN LIMITED | Private company limited by shares | Dissolved |
| JANKING LIMITED | Private company limited by shares | Dissolved |
| JANKING ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| JanKiu Limited | Private company limited by shares | Live |
| JANKO LIMITED | Private company limited by shares | Live |
| JANKO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| JANKO INVESTMENT LIMITED | Private company limited by shares | Live |
| JANKOK LIMITED | Private company limited by shares | Dissolved |
| JANKOKO Employment Company Limited | | Live |
| JANKON LIMITED | Private company limited by shares | Dissolved |
| JANKONG LIMITED | Private company limited by shares | Dissolved |
| JANKOSSEN CONTEMPORARY LIMITED | Private company limited by shares | Live |
| JANKY LIMITED | Private company limited by shares | Dissolved |
| JANKY LIMITED | Private company limited by shares | Dissolved |
| JANKY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |