Mitsui O.S.K. Lines, Ltd., a significant player in the marine transportation industry, maintains operations in both Japan and international markets. The company is segmented into four distinct arms: Dry Bulk, Energy and Offshore, Product Transport, and Associated Businesses. Within the Dry Bulk arm, Mitsui O.S.K. Lines, Ltd. owns and manages specialized vessels for various types of cargo, including bulk carriers for iron ore, coal, grains, wood, wood chips, cement, fertilizer, salt, and steel products. The Energy and Offshore arm operates crude oil and chemical tankers, amongst other vessels. This segment is also involved in floating production, storage, and offloading systems, as well as wind power generation related businesses. In the Product Transport arm, Mitsui O.S.K. Lines, Ltd. handles container shipping and operates container terminals. Additionally, the company specializes in car transport services, including the movement of completed cars and construction machinery. Lastly, the Associated Businesses arm oversees real estate, cruise ship, tugboat, and trading operations. As of March 31st, 2022, Mitsui O.S.K. Lines, Ltd. reported owning and operating 283 dry bulkers, 257 tankers, LNG carriers, and steaming coal carriers, 47 containerships, and two other vessels. The company was founded in 1884 and is headquartered in Tokyo, Japan.