東京メトロ南北線
Araijuku Station is served by the 14.6 km Saitama Rapid Railway Line, which extends from in Kita, Tokyo to in Midori-ku, Saitama, and lies 7.5 km from the starting point of the line at Akabane-iwabuchi. The majority of services on the line continue southward onto the Tokyo Metro Namboku Line to and on the Tokyu Meguro Line to in Kanagawa Prefecture.