The Company was founded on September 2, 1922, as Meguro-Kamata Electric Railway Company. It changed its name to Tokyo-Yokohama Electric Railway Company in October 1939. In May 1942, the Company merged with Keihin Electric Railway Company (now Keikyu Corporation) and Odakyu Electric Railway Co., Ltd., and became Tokyu Corporation. After the Second World War, the Company executed a corporate reorganization, and Keio Teito Electric Railway (now Keio Corporation), Keikyu Corporation, and Odakyu Electric Railway were spun-off in 1948. The Company changed the exsiting Japan trade name in September 2, 2019, and split the railway business.