Nishi-Ōtaki Station
Lines. Nishi-Ōtaki Station is served by the Iiyama Line, and is 39.7 kilometers from the starting point of the line at Toyono Station. Station layout. The station consists of one ground-level side platform serving a single bi-directinal track. The station is unattended. History. Nishi-Ōtaki Station opened on 1 December 1923. With the privatization of Japanese National Railways (JNR) on 1 April 1987, the station came under the control of JR East. A new station building was completed in 1997.