| ITAI LIMITED | Private company limited by shares | Dissolved |
| ITAI CO., LIMITED | Private company limited by shares | Dissolved |
| ITAI ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| ITAI TRADE LIMITED | Private company limited by shares | Live |
| ITAI TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| ITAIMBE COMPANY LIMITED | Private company limited by shares | Dissolved |
| ITAIRY COMPANY LIMITED | Private company limited by shares | Dissolved |
| ITAIRY MACHINERY & EQUIPMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| ITAIRY INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| ITAIRY INJECTION MOULDING MACHINES MANUFACTURER LIMITED | Private company limited by shares | Dissolved |
| ITAIRY MACHINERY COMPANY LIMITED | Private company limited by shares | Dissolved |