PROBLEM TO BE SOLVED : To provide a leased company house contract system in which the labor of a leased company house job is saved and a management server utilized in the system.SOLUTION : The real estate information of a real estate property for which a contract is possible as a leased company house and employee information are stored in a storage device 24. When the employee information of a person desiring to live in the company house is inputted in an authentication screen, a company house condition is determined on the basis of the employee information and company regulations in a company house condition determination means 26, and the company house condition information is transmitted to an extraction means 28. In the extraction means 28, the real estate information matched with the company house condition is retrieved from all the real estate information stored in the storage device 24, and the retrieval result is displayed on the display screen of the terminal 18 of the person desiring to live in the company house.COPYRIGHT : (C)2006, JPO&NCIPI