Nippon Soda manufactures and sells chemical products and operates in three major and three minor segments. The chemicals segment sells caustic soda, sodium derivatives, and specialty chemicals, which are used to make household cleaning products and pharmaceuticals. The agrochemicals segment sells pesticides, fungicides, and herbicides to the agricultural industry. The trading segment offers chemicals, synthetic resins, and industrial machineries and devices. The company generates additional revenue from its minor segments: transportation, warehousing, and construction services. These segments are engaged in the transportation and warehousing of chemical products, as well as in plant construction and civil engineering services.