Keio Corporation, formerly Keio Electric Railway, knows its way around Tokyo. The company provides passenger transportation by rail, bus, and taxi in the Tokyo metropolitan area. Keio also generates revenue from retail outlets located within its train stations and elsewhere in Tokyo. In addition, the company develops real estate along its transportation routes. Keio Corporation is the centerpiece of the Keio Group, which includes more than 40 companies engaged in construction, leisure (including hotels and travel agency services), real estate, retail, transportation, and other businesses. Keio began operations in 1913.