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