The JR Tōzai Line (JR東西線 Jei-āru Tōzai-sen) is one of several commuter rail lines and services in the Osaka-Kobe-Kyoto Metropolitan Area, operated by West Japan Railway Company (JR West). The line, whose name literally means "east-west", runs underground through central Osaka and connects the Gakkentoshi Line at Kyobashi Station in Osaka and the JR Takarazuka Line and the JR Kobe Line at Amagasaki. All stations on this line are in the city of Osaka, except for the western terminus in Amagasaki, Hyōgo Prefecture.