Abstract: A technique is provided related to an input interface wherein entertainment is enhanced by an information processing system that includes means for producing a computer image that prompts a player to virtually touch a plurality of touch points; means for accepting input of a video image of the player captured by image pickup means; display control means for causing a display device to display and superimpose the video image and the computer image on each other; means for analyzing the video image during display of the computer image to detect virtual touches of any of the plurality of touch points; and means for executing predetermined processing when the detecting means detects virtual touches that are performed on a predetermined number of touch points in a predetermined order.