Abstract: A device for proceeding a game in correspondence with the game scores. The game device (10) enables game play by moving a viewpoint arranged inside a three-dimensional virtual space, and comprises a storing unit (102) for storing a plurality of movement courses of the viewpoint branching off from a certain scene in the three-dimensional virtual space, together with the conditions for such branch-off, a picture processing unit (108-116) for performing data processing (101) to form pictures in accordance with the operation signals from an operating unit through the implementation of algorithms, and for performing picture conversion to form the image viewed from such viewpoint, and a course selecting unit (101) for selecting the movement course corresponding to the game score from among said plurality of viewpoint movement courses, and for moving the viewpoint along such selected movement course.