The is a railway line in Saitama Prefecture, Japan, operated by Seibu Railway. It is an extension of the Seibu Ikebukuro Line, and connects Agano Station and Seibu-Chichibu Station. Stations All trains go via Agano Station to the Seibu Ikebukuro line. Abbreviations here are for the table below, not formally used. Stops at all stations. (RE) (ST): Morning and evening reserved-seat services between and via the Tokyo Metro Fukutoshin Line, Tokyu Toyoko Line and Minatomirai Lines at weekends, and between and via the Tokyo Metro Yurakucho Line on weekdays. (LE): Ikebukuro to Seibu Chichibu, trains named , , with supplementary limited express charge. History The entire line was opened on October 14, 1969, after over two years of construction, considerably shortening the travel time between Chichibu and Tokyo. Twenty years later, on April 1, 1989, a connection opened to the Chichibu Railway's Chichibu Main Line, and through service began. On March 28, 1996, freight services between Higashi-Yokoze freight terminal and Shin-Akitsu (on the Seibu Ikebukuro Line) ceased. On March 12, 2003, "wanman" (one man) driver only operation began. References Chichibu Line Rail transport in Saitama Prefecture 1067 mm gauge railways in Japan Railway lines opened in 1969