| Nishi-Ōyama Station | |
| Native Name: | 西大山駅 |
| Native Name Lang: | ja |
| Symbol Location: | jp |
| Symbol: | jrk |
| Style: | JR Kyushu |
| Address: | 602 Yamakawa Ōyama, Ibusuki-shi, Kagoshima-ken 891-0514 |
| Country: | Japan |
| Operator: | JR Kyushu |
| Line: | Ibusuki Makurazaki Line |
| Distance: | 56.7 km from |
| Platforms: | 1 side platform |
| Tracks: | 1 |
| Structure: | At grade |
| Passengers: | 44 daily |
| Pass Year: | FY2015 |
| Map Type: | Japan Kagoshima Prefecture#Japan |
| Map Dot Label: | Nishi-Ōyama Station |
| Mapframe: | yes |
| Mapframe-Zoom: | 17 |
is a passenger railway station located in the city of Ibusuki, Kagoshima Prefecture, Japan. It is operated by JR Kyushu.[1] [2] A monument at the station proclaims it to be the southernmost train station of Japan Railways.
Nishi-Ōyama Station is served by the Ibusuki Makurazaki Line and is located 56.7 km from the starting point of the line at .[1]
This is an above-ground station with one side platform and one track. It is an unattended station. The is no station building but only a small short open shelter on the platform.
The station opened on 22 March 1960. With the privatization of Japanese National Railways (JNR) on 1 April 1987, the station came under the control of JR Kyushu.
In fiscal 2015, the station was used by an average of 44 passengers daily.