Toho Chemical Industry Co., Ltd. engages in the manufacture and sale of industrial chemical products. It operates through the following segments: Surfactants, Resins, Chemical Products, Specialty Chemicals, and Others. The Surfactants segment deals with toiletry surfactants, plastic surfactants, engineering agents, paper pulp surfactants, pesticides, and textile agents. The Resins segment covers synthetic resin, petroleum resin, and resin emulsions. The Chemical Products segment consists of rosin milk polymerization agents, petroleum additives, and metal processing fluids. The Specialty Chemicals segment offers solvents, acrylates, and resins for micro fabrication in the electronic and information industries. The Others segment includes environmental survey, measurement, and analysis. It also includes the logistics and warehouse operations. The company was founded on March 18, 1938 and is headquartered in Tokyo, Japan.