Gun-shaped controller and game device

A gun-shaped controller for an electronic amusement device, wherein said controller supplies to said electronic amusement device a controlled variable which is a variation in a position of the controller itself while said controller is to be held and operated by a player during a game play, the controller comprising:

• a gun barrel;
• a grip to be held by the player;
• a trigger lever to be operated by the player;
• signal supplying means including a directional key which supplies signals indicative of directions to said amusement device, wherein said directional key is manually operable by the player, and an object displayed on a screen of a display means under control of said amusement device moves in at least one of a plurality of directions in response to said signals;
• and
• light detecting means provided at a front portion of said gun barrel, which detects a signal indicative of a position on said screen.