PROBLEM TO BE SOLVED : To provide a real estate investment system by a money consumption loan contract while setting a hypothec based upon the equity of an investor.SOLUTION : The real estate investment system comprises a server S of an operating institution including a real estate information display part 1 which displays information regarding specified real estate, an investment information display part 2 which displays investment information when an investor invests on the security of the real estate, and a member personal information display part 3 which displays investment histories of individuals, etc., and a terminal T of the investor which can be connected to the server of the operating institution through the Internet; and the investor carries out real estate investment according to the real estate information display part 1 and investment information display part 2 of the server of the operating institution and the investment information includes the number of invitation units and an annual rate of dividend interest per unit.