Jōshū-Tomioka Station
Lines. Jōshū-Tomioka Station is a station on the Jōshin Line and is 20.3 kilometers from the terminus of the line at . Station layout. The station has a single side platform and a single island platform, connected to the station building by a level crossing. History. Jōshū-Tomioka Station opened on 2 July 1897 as . It was renamed to its present name in 1921. The current station building was completed in 2014