Watanabe Sato Co., Ltd. engages in contracting for paving works, civil engineering works, and related businesses in Japan. The company is involved in construction, such as concrete pavement, asphalt pavement, wooden pavement, resin-based pavement, block-based, repair and maintenance methods, water jet method, turf, vegetation blocks, and sports courts, as well as rainwater storage and infiltration, runoff control method. It also manufactures and sells products, including mortar composites. The company was founded in 1923 and is headquartered in Tokyo, Japan.