Nankai Chemical Co., Ltd. engages in the manufacture and sale of industrial chemicals, agricultural chemicals, quasi-drugs and food additives. It also handles businesses related to collection, transportation and intermediate treatment of waste, and salt production. It operates through the Chemical and Various Salt business segments. The Chemical segment covers the sale and manufacture of basic and functional chemicals, and environmental recycling. The Various Salt segment includes the manufacturing and sales of various salts. The company was founded on June 26, 1951 and is headquartered in Osaka, Japan.