Keio Corp. engages in the operation of railways and bus lines. It operates through the following segments: Transportation, Merchandise Sales, Real Estate, Leisure, and Other Businesses. The Transportation segment provides railway and bus services. The Merchandise Sales segment deals with retail business centered on daily living. The Real Estate segment provides property leasing and sales services. The Leisure segment comprises of hotels, travel agencies, advertising agencies, amusement centers, sports, and dining facilities. The Other Businesses segment includes building management, and building and civil engineering businesses. The company was founded in September 1910 and is headquartered in Tokyo, Japan.