Ōiso Station
Lines. Ōiso Station is served by the Tōkaidō Main Line, with some through services via the Shōnan-Shinjuku Line. The station is from Tokyo Station. Station layout. The station has a single island platform serving two tracks, connected to the station building by a footbridge.The station has a "Midori no Madoguchi" staffed ticket office. History. Ōiso Station opened on July 11, 1887 on the Tokaido Main Line of the Japanese Government Railways (JGR). With the dissolution and privatization of the Japanese National Railways (successor of JGR) on April 1, 1987, the station came under the control of  JR East. Automated turnstiles using the Suica IC Card system came into operation from November 18, 2001. Passenger statistics. In fiscal 2019, the station was used by an average of 8,053 passengers daily (boarding passengers only). The passenger figures (boarding passengers only) for previous years are as shown below.