| population | |
| Ashiya Machi | 14911 |
| Mizumaki Machi | 29440 |
| population | |
| Okagaki Machi | 32561 |
| Onga Cho | 19633 |
 | Fukuoka Airport | ~ 34.67 km |
| Kitakyushu Airport | ~ 36.84 km |
| Yamaguchi Ube Airport | ~ 59.88 km |
| Iki Airport | ~ 79.57 km |
| Saga Airport | ~ 84.53 km |
| Oita Airport | ~ 110.18 km |
| Kumamoto Airport | ~ 115.19 km |
| JMSDF Omura Air Base | ~ 122.14 km |
| Nagasaki Airport | ~ 124.19 km |
