Hibiya Engineering Ltd. engages in the manufacture and sale of facilities and equipment. It operates through the following business segments: Facility Construction, Equipment Sales, and Equipment Manufacturing. The Facility Construction segment provides installation of plumbing facilities and other sanitary facilities, and building and public works design and construction. The Equipment Sales segment sells equipment related to such facility construction work. The Equipment Manufacturing segment manufactures equipment related to facility construction work. The company was founded on March 9, 1966 and is headquartered in Tokyo, Japan.