Kiba Station
Lines. Kiba Station is served by the Tokyo Metro Tōzai Line from in the west to in the east, and is located 14.9 km from Nakano. Station layout. The station has a single underground island platform on the 4th basement level, serving two tracks. History. Kiba Station opened on 14 September 1967. It was the first Tokyo Metro station to be built by shield tunneling. Passenger statistics. In fiscal 2000, the station was used by an average of 54,071 passengers daily.