The Saitama Railway Line (埼玉高速鉄道線, "Saitama Kōsoku Tetsudō sen") transit line in Japan operated by the Saitama Railway Corporation. It forms a continuation of the Tokyo Metro Namboku Line, starting at Akabane-iwabuchi Station in Tokyo and ending at Urawa-Misono Station in Saitama Prefecture. The line is used as the main means of transportation to Saitama Stadium 2002. On 27 November 2015, the route was nicknamed the "Saitama Stadium Line". The line symbol used in the station numbering is "SR".