Kumiai Chemical Industry Co., Ltd. engages in the manufacture and sale of agricultural chemicals such as insecticides, fungicides, herbicides, and other pesticides. It operates through the Agricultural Chemicals and Agriculture-Related, Chemical Products, and Others. The Agricultural Chemicals and Agriculture-Related segment manufactures and sells agrochemicals such as insecticides, fungicides, and herbicides and greening materials. It also provides maintenance services for golf courses. The Chemical Products segment produces and markets chlorotoluene and chloroxylene type chemicals, fine chemicals, and styrofoam. The Others segment includes leasing, power sale and generation, construction, printing, logistics, and information service businesses. The company was founded in 1928 and is headquartered in Tokyo, Japan.