| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Niijima Airport | airport | 34.37 | 139.27 | 92 | 0 | ||
| Niijuku | city | Fukushima | Japan | 37.04 | 140.51 | 1669 | 4082 |
| Niijuku | city | Yamagata | Japan | 38.03 | 140.25 | 984 | 12161 |
| Niijuku | city | Tokyo | Japan | 35.76 | 139.86 | 9 | 1057293 |
| Niijuku | city | Chiba | Japan | 35.21 | 140.35 | 190 | 28120 |