Raysum Co., Ltd. operates real estate investment business in Japan. Its properties cover a range of fields, including retail buildings, offices, condominiums, medical, hotel, and educational facilities; and offers rental and building management services. The company was formerly known as Recrm Research Co., Ltd. and changed its name to Raysum Co., Ltd. in 2008. Raysum Co., Ltd. was incorporated in 1992 and is headquartered in Tokyo, Japan. Raysum Co., Ltd. is a subsidiary of Rays Company (HongKong) Limited.