The Nambu Line is a 35.5 km long line connecting Kawasaki Station in Kawasaki City, Kanagawa Prefecture and Tachikawa Station in Tachikawa City, Tokyo. The Nambu Branch Line is a 4.1 km long line connecting Shitte Station in Kawasaki City, Kanagawa Prefecture and Hama-Kawasaki Station in Kawasaki City, Kanagawa Prefecture. The Tsurumi Line is a 9.7 km long line connecting Tsurumi Station in Yokohama City, Kanagawa Prefecture and Ogimachi Station in Kawasaki City, Kanagawa Prefecture. In addition to the main line connecting Tsurumi Station and Ogimachi, the line has two branch lines: the Umi-Shibaura branch line, which branches off from Asano Station and connects to Umi-Shibaura Station, and the Okawa branch line, which branches off from Musashi-Shiraishi Station and connects to Okawa Station.