PURPOSE: To enable a player to enter a scene displayed on an image display device and enjoy the game more by displaying a 2nd image of an area selected in a 1st image by a selecting means.

CONSTITUTION: This device consists roughly of an image control part 2 and a shooting display part 3, and the shooting part 3 is a selecting means, a background image display means 8 is a 1st image display means, a detection device 17 a detecting means, a CPU(central processing unit) 4 and a detail screen display means 12 is a 2nd image display means. The detecting means detect the optional area selected in the 1st image by the selecting means and the 2nd image of the selected area is displayed by a 2nd image display means. Therefore, the optional area in the 1st rough image displayed on an external display device is selected by the selecting means and the 2nd detailed image can be seen by the 2nd image display means. When this device is used for, for example, a shooting game, the presence is increased.