| Ōasa Station | |
| Native Name: | 大麻駅 |
| Native Name Lang: | ja |
| Address: | Ebetsu, Hokkaido |
| Country: | Japan |
| Operator: | JR Hokkaido |
| Line: | Hakodate Main Line |
| Distance: | 300.8 km from |
| Platforms: | 2 side platforms |
| Tracks: | 2 |
| Status: | Staffed |
| Code: | A06 |
| Passengers: | 7,389 daily |
| Pass Year: | FY2014 |
is a railway station in Ebetsu, Hokkaidō, Japan. The station is numbered A06.[1]
Oasa Station is served by Hakodate Main Line.
The station consists of two ground-level opposed side platforms connected by a footbridge, serving two tracks. The station has automated ticket machines, automated turnstiles which accept Kitaca,[2] and a "Midori no Madoguchi" staffed ticket office.