Ota City Hall
| Municipality | Address | Phone・Fax |
| Ota City Hall [HP] | 2-35 Hamacho, Ota Shi, Gunma 373-8718 | Phone:0276-47-1111 Fax:0276-47-1888 |
| Municipality | Address | Phone・Fax |
| Ota City Hall [HP] | 2-35 Hamacho, Ota Shi, Gunma 373-8718 | Phone:0276-47-1111 Fax:0276-47-1888 |
| Hokaido | |
|---|---|
| Tohoku | |
| Kanto | |
| Koshinetsu, Hokuriku | |
| Chubu | |
| Kinki | |
| Chugoku | |
| Shikoku | |
| Kyusyu | |
| Okinawa |