NS United Kaiun Kaisha, Ltd., together with its subsidiaries, owns and operates land and sea transportation vessels. The company operates through International Shipping and Coastal Shipping segments. It also operates as a shipping agent for land, air, and marine transportation. The company provides iron ore and coking coal transportation services; energy resources transport services; and tramp chartering services. In addition, it engages in the sale, lease, repair, and maintenance of vessels; manufacture, sale, and maintenance of shipping equipment; real estate operations; personnel placement agency operations; and property and life insurance agency operations, as well as in the provision of data-processing and business information services. The company operates in Japan, rest of Asia, Brazil, Europe, the Middle East, North America, South America, Australia, and internationally. As of March 31, 2020, it operated a fleet of 197 vessels. The company was founded in 1950 and is headquartered in Tokyo, Japan.