To improve, in a game in which a moving object moves in a direction based on a position designated by a game player or a direction based on a direction designated by a game player, operability for a game player in carrying out an operation of designating a position or a direction so that the moving object moves to a predetermined area. A game screen image display control unit (76) shows a view field area in a game space in a game screen image. A game situation update unit (72) moves the ball object in a direction based on a position designated by a game player. A guide image display control unit (74) shows a guide image in a game screen image, the guide image for indicating an area between at least a part of a first line, extending from the position of the ball object to one of the goal posts, and at least a part of a second line extending from the position of the ball object to the other goal post, or an area between at least a part of an extended line of the first line and at least a part of an extended line of the second line.