Abstract: The present invention provides a highly entertaining picture amusement apparatus which keeps a player free from boredom even for a long time playing session and which makes the player find the game playing more enjoyable and expect more from the game, by running a sub-game different from the main game on the profit or score the main game makes and by increasing or decreasing the profit according to the score of the sub-game. The present invention comprises sub-game control means for running the sub-game on condition that the shifting to the sub-game is selected by sub-game shift selection means and also on condition that a profit (game medals, for example) is given by main game determination means, and increase/decrease means for increasing or decreasing the profit scored by the player in the main game, according to the result of the sub-game that is run by the sub-game control means.