| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Niwakamai | city | Aomori | Japan | 40.78 | 141.39 | 36 | 17065 |
| Niwaki | city | Saga | Japan | 33.13 | 129.97 | 278 | 27509 |
| Niwansawa | city | Hokkaido | Japan | 42.66 | 142.06 | 187 | 2021 |
| Niwaragō | city | Kumamoto | Japan | 32.27 | 130.95 | 830 | 15083 |
| Niwashirodai | city | Osaka | Japan | 34.47 | 135.50 | 223 | 424855 |
| Niwatorijima | city | Aomori | Japan | 40.39 | 141.41 | 830 | 6683 |