| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ōi | city | Okayama | Japan | 34.73 | 133.80 | 288 | 80200 |
| Ōino-nakagumi | city | Okayama | Japan | 35.14 | 133.48 | 2509 | 5331 |
| Ōino-shimogumi | city | Okayama | Japan | 35.14 | 133.51 | 2080 | 4195 |
| Ōtada | city | Okayama | Japan | 35.08 | 133.41 | 2040 | 4591 |
| Ōyabu | city | Okayama | Japan | 34.53 | 133.97 | 3 | 49059 |