KUWAZAWA Holdings Corp. engages in the sale and installation of construction materials. It operates through the following segments: Construction Materials, Construction Work, Materials Transportation, and Others. The Construction Materials segment handles the manufacture and sale of construction materials such as cement, concrete, plywood, glasses, sash, residence materials including home facility equipment, hot-water supply equipment, heating equipment, kitchen sets, bathroom supplies, and prefabricated baths. The Construction Work segment deals with the contract construction of exterior walls, renovation of stores, buildings, and residential houses, and civil engineering work. The Materials Transportation segment manages the cargo transportation business. The Others segment includes automobile maintenance, non-life insurance agency and real estate leasing businesses. The company was founded by Saya Kuwazawa in 1933 and is headquartered in Sapporo, Japan.