| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Ada | city | Okinawa-ken | Japan | 26.7333333 | 128.3166667 | 0 | 22772 |
| Adakai | city | Shimane-ken | Japan | 35.4333333 | 133.1333333 | 29 | 13699 |
| Adakaya | city | Shimane-ken | Japan | 35.4333333 | 133.1333333 | 29 | 13699 |
| Adami | city | Fukushima-ken | Japan | 37.4833333 | 140.2666667 | 1033 | 18603 |
| Adaniya | city | Okinawa-ken | Japan | 26.2905556 | 127.7861111 | 3 | 32244 |
| Adanniya | city | Okinawa-ken | Japan | 26.2905556 | 127.7861111 | 3 | 32244 |
| Adashika | city | Mie-ken | Japan | 33.9333333 | 136.15 | 3 | 30538 |
| Adasika | city | Mie-ken | Japan | 33.9333333 | 136.15 | 3 | 30538 |
| Adawa | city | Mie-ken | Japan | 33.8 | 136.0333333 | 29 | 32412 |
| Adigasawa | city | Aomori-ken | Japan | 40.7744444 | 140.2030556 | 111 | 8224 |
| Adino | city | Okayama-ken | Japan | 34.4666667 | 133.8 | 95 | 22882 |
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