PROBLEM TO BE SOLVED : To provide a basic system of macro system construction of a real estate average possession system of all natural persons including a natural person while supplying stepwise money supply extension money to all the natural persons by a money supply extension system of surplus money generated from transaction configurations of real estates and financial products.SOLUTION : The way of using surplus money generated by this system is determined by the whole members of the people of a country. Clients of a center are directly connected to clients of natural persons by on-line or all methods available in IT. By the clients of the center and the clients of the natural persons, IT communication is performed, and real estate transaction of the natural persons, a real estate transaction average possession system to natural persons and management of income from real estate are all controlled and managed cooperatively by the center and the natural persons, a money supply method or the like is determined, and money is remitted via IT or the like to accounts of the natural persons.COPYRIGHT : (C)2012, JPO&INPIT