Kanto Koshinetsu AreaPOWER PLANT
| Inashiki Power plant | 104 Ishinoh, Inashiki-shi, Ibaraki, etc. |
|---|---|
| Kasama Power plant | 2654-1 Shimodaira, Yasui, Kasama City, Ibaraki, etc. |
| Mito Yanagawa Power plant | 787-1, Nakatsubo, Mito Yanagawa-cho, Ibaraki, etc. |
| Sosa Power plant | 7120-1, Shimomena, Imaizumi, Sosa City, Chiba, etc. |