PURPOSE: To interpose a player's will in stopping a change in the indication of a variable indication means for increasing the fun of a game by allowing the indication change in the variable indication means to be stopped by an operation of a stopping means.

CONSTITUTION: A variable indication means 6 for improving a prize winning rate when the prize pay is indicated is provided to allow balls to pass on a game base 10. When the balls enter prize winning ports 11-13 on the game base 10, the variable indication means 6 change the indication variously between a plurality of indications and thereafter stops at the indication extracted at random from a plurality of said indication so that the indication after the stop of the change improves the prize winning rate in the indication of the prize pay. The change of the indication of the variable indication means 6 is caused to stop by the operation of a stop operating means 5. That is, the will of a player is interposed in the stoppage of the change of the indication on the variable indication means so that the fun of a game can be improved.