Sekisui House, Ltd. engages in the construction, sale, purchase, and management of real estate properties. It operates through the following segments: Single-Family Housing, Rental and Commercial Building, Architecture and Civil Engineering, Rental Housing Management, Renovation, Development and International Business. The Single-Family Housing Business segment provides design, construction and sales of detached houses. The Rental and Commercial Building Business segment in design, construction contracting and sales of rental housing and commercial buildings. The Architecture and Civil Engineering Business segment in contracting for the design and construction of commercial buildings and civil engineering works. The Rental Housing Management Business segment in rental housing and management services. The Renovation Business segment in renovation of detached houses and rental housing. The Development Business segment encompasses the following three businesses: Brokerage and real estate