Mitsui & Co., Ltd. operates as trading company in Japan, Singapore, the United States, Australia, and internationally. It operates through Mineral & Metal Resources, Energy, Machinery & Infrastructure, Chemicals, Iron & Steel Products, Lifestyle, Innovation & Corporate Development, and All Other segments. The company engages in the manufacture and sale of steel products; steel processing, maintenance, and recycling; exploration, development, and production of oil and natural gas; trading and marketing of oil, petroleum products, coal, and uranium; investment, development, and trading in mineral and metal resources; resource recycling and industrial development; and investment in plants, offshore energy development, ships, aviation, space, railways, and automotives, as well as machinery for mining, construction, and industrial use. It also offers power, gas, water, rail, and logistics systems; and sales, financing, lease, and transportation services. In addition, the company provides basic chemicals and inorganic raw materials, functional materials, electronic materials, specialty chemicals, housing and lifestyle materials, agri-inputs, animal and human nutrition, and health products; logistics infrastructures services, including tank terminal operation; plastic recycling; hydrogen and ammonia fuels; decarbonization of methanol; and forest resources and biomaterials businesses. Further, it engages in the production of food products; sale of fashion and textiles; and provision of wellness, medical, pharma, and employee experience services. Additionally, it is involved in ICT and cybersecurity services; satellite broadcasting channel; insurance risk management; securities and investment advisory; real estate development, leasing, and brokerage; private equity investment; warehousing; HR and GA; and accounting and treasury-related services. Mitsui & Co., Ltd. was incorporated in 1947 and is headquartered in Chiyoda, Japan.