Mitsubishi Gas Chemical Co., Inc. engages in the manufacture and sale of organic and inorganic chemicals, petroleum-derived chemicals, and its related products. It operates through the following segments: Natural Gas Chemicals, Aromatic Chemicals, Functional Chemicals, Specialized Functional Materials, and Others. The Natural Gas Chemicals segment produces and sells methanol, ammonia, amines, methacrylate, polyol, enzyme, functional food materials, and crude oil. The Aromatic Chemicals segment engages in the manufacture and sale of xylene isomers and xylene derivatives. The Functional Chemicals segment deals with the production and sale of industrial inorganic chemicals, electronic chemicals, and engineering plastics. The Specialized Functional Materials segment manufactures and sells printed circuit boards and oxygen absorbers. The Others segment covers the real estate business. The company was founded on January 15, 1918 and is headquartered in Tokyo, Japan.