Rinko Corporation provides port transportation services in Japan and internationally. It operates through the Transportation, Real Estate, and Hotel Business segments, offering harbor transportation, freight handling, air cargo handling, warehousing, trucking, ship mooring, customs clearance, international maritime services, collection and delivery, packaging, labeling, and storage. The company also manages hotels, wedding halls, and restaurants, and engages in land and building rental, sales, and real estate brokerage, along with insurance products, industrial waste disposal, and the sale, repair, and maintenance of construction machinery. Formerly known as Niigata Shinko Development, it changed its name to Rinko Corporation in 1991; it was founded in 1905 and is headquartered in Niigata, Japan.