Mitsui Fudosan Co., Ltd. engages in the real estate business. It operates through the following segments: Leasing, Property Sales, Management, and Others. 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 Others segment includes new construction contracts, facility sales, and Tokyo Dome business. The company was founded on July 15, 1941 and is headquartered in Tokyo, Japan.