| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Ōba-Simo | city | Kyoto-fu | Japan | 35.5 | 135.4166667 | 574 | 57031 |
| Ōba-kami | city | Kyoto-fu | Japan | 35.5 | 135.4166667 | 574 | 57031 |
| Ōba-shimo | city | Kyoto-fu | Japan | 35.5 | 135.4166667 | 574 | 57031 |
| Ōbaho | city | Tottori-ken | Japan | 35.6 | 134.35 | 305 | 14291 |
| Ōban | city | Hiroshima-ken | Japan | 34.8666667 | 132.7833333 | 984 | 40938 |
| Ōbara | city | Hiroshima-ken | Japan | 34.1666667 | 132.45 | 288 | 21387 |
| Ōbara | city | Kyoto-fu | Japan | 35.25 | 135.3 | 984 | 69744 |
| Ōbara | city | Miyagi-ken | Japan | 38.325 | 141.4716667 | 288 | 18697 |
| Ōbatake | city | Yamaguchi-ken | Japan | 33.9666667 | 132.1716667 | 3 | 21536 |
| Ōbatake | city | Ibaraki-ken | Japan | 36.7833333 | 140.5833333 | 1640 | 58569 |
| Ōbayashi | city | Miyagi-ken | Japan | 38.7833333 | 141.0833333 | 101 | 37361 |
| Ōbe | city | Kagawa-ken | Japan | 34.5333333 | 134.2833333 | 1210 | 44188 |
| Ōbiki | city | Wakayama-ken | Japan | 33.9666667 | 135.0833333 | 0 | 4638 |
| Ōbira | city | Oita-ken | Japan | 32.8166667 | 131.3833333 | 3536 | 21615 |
| Ōbiro | city | Hiroshima-ken | Japan | 34.25 | 132.6166667 | 239 | 29514 |
| Ōbiso | city | Nara-ken | Japan | 33.9333333 | 135.6666667 | 1312 | 45421 |
| Ōbo | city | Okinawa-ken | Japan | 26.65 | 128.1166667 | 272 | 31714 |
| Ōbori | city | Fukushima-ken | Japan | 37.4666667 | 140.95 | 164 | 18603 |
| Ōbu | city | Aichi-ken | Japan | 35 | 136.9666667 | 22 | 164668 |
| Ōbuke | city | Iwate-ken | Japan | 39.9 | 141.1 | 846 | 10694 |
| Ōbuki | city | Ehime-ken | Japan | 33.5166667 | 132.6666667 | 328 | 34136 |
| Ōbuse | city | Kyoto-fu | Japan | 35.2 | 135.7833333 | 1640 | 69683 |
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