| # | Name | Location | Applications |
|---|---|---|---|
| 1. | EIWA BUSSAN CO., LTD. | 🇯🇵 Tokyo, Japan | 1 |
| 2. | Eiwa Chemical Ind. Co., Ltd. | 🇯🇵 Kyoto, Japan | 1 |
| 3. | Eiwa Land Environment Co., Ltd | 🇯🇵 , Japan | 1 |
| 4. | EIWA LAND ENVIRONMENT CO., LTD. | 🇯🇵 Fukuyama-shi, Japan | 1 |
| 5. | EIWHA LLC | 🇺🇸 Bellevue, WA, United States | 1 |