Open House Group Co., Ltd. operates in the real estate businesses. It provides real estate sales and purchase agency/brokerage services. The company also sells newly built detached houses; and develops condominiums. In addition, it engages in the real estate investment and finance businesses; and other businesses. The company was formerly known as Open House Co., Ltd. and changed its name to Open House Group Co., Ltd. in January 2022. The company was incorporated in 1996 and is headquartered in Tokyo, Japan.