Nissou Co., Ltd. provides renovation services for real estate properties. It operates through three segments: Renovation Business, Real Estate Brokerage Business, and Real Estate Construction Business. The Renovation Business covers restoration, renovation, house cleaning, and maintenance during occupancy, while the Real Estate Brokerage Business handles real estate buying and selling, brokerage, and the purchasing and resale of properties. The Real Estate Construction Business focuses on the design, construction, and sales of custom-built and pre-built homes, primarily detached houses. Incorporated in 1988, the company is headquartered in Setagaya, Japan.