Raito Kogyo. 

Raito Kogyo Co., Ltd. engages in the civil engineering works business in Japan, North America, and internationally. The company's civil engineering works include slope protection and stabilization, ground improvement, pile and diaphragm wall, sewage main installation, environmental investigation and remediation, and repair and reinforcement of structures. It is involved in the design, supervision, management, and contracting related to construction works. The company also trades in construction material and equipment, as well as office equipment; and leases vehicles, and office, construction, and homecare equipment. In addition, it operates care houses; and provides temporary staffing, elderly care, and life and non-life insurance agency services. The company was formerly known as Raito Bosui Kogyosho Co., Ltd. and changed its name to Raito Kogyo Co., Ltd. in 1951. Raito Kogyo Co., Ltd. was founded in 1943 and is headquartered in Tokyo, Japan.