| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an entertaining image game device that sustains a player's interest for many hours and dramatizes a game by arousing the player's expectation by making the player play a subsidiary game independently from a slot machine game on the basis of a benefit given by executing the slot machine game, and increasing or decreasing the benefit obtained by the slot machine game depending on the result in the subsidiary game. SOLUTION: This image game device has a subsidiary game control means allowing a player to execute a subsidiary game subject to the selection of transition to the subsidiary game by the external operation of the player on condition that a benefit (prize medal, for example) has been given by a main game judgment means and a benefit increase/decrease means increasing or decreasing the benefit previously given to the player on the basis of the result in the subsidiary game executed by the subsidiary game control means.</p> |
