Shin-ōtsuka Station
Lines. Shin-ōtsuka Station is served by the Tokyo Metro Marunouchi Line. Station Layout. The station consists of two underground side platforms, with separate ticket gates for the corresponding platforms. In 2011, a connecting passage was completed to connect the two ticket gates together and the gates for platform 1 was renamed as the North gate and that for platform 2 as the South gate. External links. This article incorporates information from the corresponding article on the .