Abstract: An object of the present invention is to provide a user even at a place away from a racecourse with computer graphic horses having existing past data therein, and also with real time data, and thereby a hitting ratio of simulated finishing orders of racing horses is drastically improved. The racing horses to start a horse race are expressed by means of computer graphics, the existing past data associated with the racing horses is retrieved into the computer graphic horses, and a virtual horse race is started on a display screen, so that a finishing order of the horse race can be predicted according to an action and a result of the virtual horse race.