Mitsui Fudosan Co., Ltd. engages in the real estate business. It operates through the following segments: Leasing, Property Sales, Management, Mitsui Home, and Other. The Leasing segment provides leasing of office buildings and commercial facilities. The Property Sales segment sells condominiums and detached houses for individuals; and rental housing and office buildings for investors. The Management segment offers property management, brokerage, and asset management services. The Mitsui Home segment includes new construction, reform, and renewal businesses. The Other segment consists of facility operations and merchandise sales. The company was founded by Takatoshi Mitsui in 1673 and is headquartered in Tokyo, Japan.