| 摘要 |
PROBLEM TO BE SOLVED: To prevent a player from having a feeling of unfairness.SOLUTION: This slot machine counts the number of games when a mission lottery state is a high probability state. The slot machine decides whether or not the number of the games in the high probability state has reached a predetermined value. When decided that the number of games has reached the predetermined value, the slot machine executes a mission change lottery. When the mission change lottery is won, the slot machine lowers the set difficulty of a mission by one stage. When a mission achievement condition where the difficulty is equal between the case where the mission has occurred after the number of games in a state that the mission lottery state is the high probability state reaches the predetermined value, and the case where the mission has occurred in a state that the number of games does not reach the predetermined value, or the case where the mission has occurred in a normal probability state, is presented, the feeling of unfairness of the player is eliminated. |
