| 摘要 |
PROBLEM TO BE SOLVED: To provide a slot machine which can control a shift into an advantageous game state anytime and control the frequency of the control of the shift into the advantageous game state.SOLUTION: After the end of BB, it is not allowed to shift directly to an advantageous RT advantageous for a player, but it is allowed to shift to the advantageous RT via a preparation mode and a normal game state. The preparation mode is a game state more advantageous than the normal game state. When a special symbol matching is stopped in the preparation mode, a shift to the normal game state is carried out. When the special symbol matching is not stopped in the preparation mode and a prescribed number of games are carried out, a shift to a disadvantageous RT more disadvantageous than the preparation mode is carried out. When the special symbol matching is stopped in the disadvantageous RT, a shift to the normal game state is carried out. |
