on the Seibu Ikebukuro Line and Seibu Yurakucho Line, with inter-running through to the Tokyo Metro Fukutoshin Line. From 16 March 2013, through running via the Tokyo Metro Fukutoshin Line commenced beyond Shibuya over the Tokyu Toyoko Line and Minatomirai Line to in Yokohama. See also List of railway lines in Japan References External links Route diagram Ikebukuro Line Railway lines in Tokyo Rail transport in Saitama Prefecture 1067 mm gauge railways in Japan 1500 V DC railway electrification