| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Onma | city | Saitama | Japan | 35.92 | 139.77 | 22 | 457624 |
| Onma-shinden | city | Saitama | Japan | 35.94 | 139.76 | 22 | 436419 |
| Onmaehama | city | Miyagi | Japan | 38.46 | 141.47 | 3 | 11250 |
| Onmago | city | Nagano | Japan | 36.11 | 137.83 | 4189 | 11795 |