JCU Corp. engages in the manufacture and sale chemicals, machines, and auxiliary equipment for surface treatment. It operates through the following segments: Chemicals Business, Machines Business, and Other Businesses. The Chemicals Business segment handles the development, manufacture, and sale of surface treatment chemicals. The Machines Business segment offers surface treatment equipment and printed circuit board cleaning equipment using plasma technology. It also constructs and sells solar power generation equipment. The Other Businesses segment deals with growing and marketing grapes and seedlings for wine making. The company was founded in December 1957 and is headquartered in Tokyo, Japan.