| Ainoura Station | |
| Native Name: | 相浦駅 |
| Native Name Lang: | ja |
| Address: | Sasebo, Nagasaki Prefecture |
| Country: | Japan |
| Coordinates: | 33.1927°N 129.6572°W |
| Operator: | Matsuura Railway |
| Line: | Nishi-Kyūshū Line |
| Distance: | 79.7 km from Arita Station |
| Platforms: | 1 |
| Tracks: | 1 |
| Structure: | At-grade |
| Original: | Japanese National Railways |
| Map Type: | Japan Nagasaki Prefecture#Japan |
| Map Dot Label: | Ainoura Station |
is a train station located in Sasebo, Nagasaki Prefecture, Japan. It is on the Nishi-Kyūshū Line which has been operated by the third-sector Matsuura Railway since 1988.
Trains on this branch terminate at either or . Travellers can transfer at for local trains to, and then on to . It is 79.7 km from .
The station consists of one ground-level island platform with two track.