Nihon Nohyaku Co., Ltd. engages in the manufacture of agrochemical and pharmaceutical products. It operates through the following segments: Agrochemical, Chemical Products (except agrochemical), and Others. The Agrochemical segment produces and sells insecticides, fungicides, herbicides, pesticides, and other agrochemicals. The Chemical Products segment manufactures and distributes wood chemicals, water treatment agents, agrochemical materials, and pharmaceutical products. The Others segment deals with landscaping and greening construction, real estate leasing, logistics services, and pesticide residue analysis. The company was founded on November 17, 1928 and is headquartered in Tokyo, Japan.