Ōarai Station
Lines. Ōarai Station is served by the Kashima Rinkai Railway Ōarai Kashima Line from to . Located between and Hinuma Stations, it is 11.6 km from the line's terminus at Mito. Station layout. The station consists of one side platform and one island platform, serving a total of three tracks. The station is staffed. History. The station opened on 14 March 1985 with the opening of the Ōarai Kashima Line. Passenger statistics. In fiscal 2015, the station was used by an average of 2166 passengers daily.