is a passenger railway station located in the city of Takasago, Hyà Âgo Prefecture, Japan, operated by the private Sanyo Electric Railway.
Arai Station is served by the Sanyo Electric Railway Main Line. Located between and , it is 38.5 km from the starting point of the line at .
The station consists of two ground-level unnumbered side platforms serving two tracks. The station building is located on the north side of the station, and the platforms are connected by a footbridge. The station is unattended.
The station opened on 19 August 1923.
On 12 February 2013, at around 15:50, a non-stop 6-car limited express service bound for collided with the rear end of a truck which had not completely cleared the level crossing to the west of the station. The first two cars of the train derailed and slid 170 m before hitting the edge of the station platform and coming to rest. 15 people were injured in the collision, including the train driver and truck driver.
In fiscal 2018, the station was used by an average of 6597 passengers daily (boarding passengers only).