SLOT MACHINE

To provide a slot machine of a periodical lottery type permitting a display mode of a performance display device when a Pachinko hall is opened to return to a normal display mode in which information pertaining to a progress situation of a point acquisition period is displayed at appropriate timing while disabling determination of presence or absence of a setting change.SOLUTION: When a game state when power is turned on is a non-advantageous state, a performance corresponding to the non-advantageous state is shifted to a performance corresponding to a first advantageous state in a reporting mode through a performance corresponding to the first advantageous state in a secrete mode in which the number of points is concealed. Also, when a game state when power is turned on is the first advantageous state, a performance corresponding to a non-advantageous state is shifted to a performance corresponding to the first advantageous state in a reporting mode through a performance corresponding to the first advantageous state in a secret mode. A performance in the first advantageous state in a secrete mode is shifted to a performance in the first advantageous state in a reporting mode at timing when a next point acquisition period is started following completion of one point acquisition period after power is turned on.SELECTED DRAWING: Figure 33 【課題】パチンコホール開店時の演出表示装置の表示態様からは、設定変更の有無の判別を不能としつつ、ポイント獲得期間の進捗状況に係る情報が表示される通常の表示態様に、適切なタイミングで復帰させることができる周期抽選タイプのスロットマシンの提供。【解決手段】電源投入時の遊技状態が非有利状態である場合には、非有利状態対応演出から、ポイント数が秘匿される秘匿態様の第１有利状態対応演出を経て、報知態様の第１有利状態対応演出に遷移する。電源投入時の遊技状態が第１有利状態である場合にも、非有利状態対応演出から、秘匿態様の第１有利状態対応演出を経て、報知態様の第１有利状態対応演出に遷移する。秘匿態様の第１有利状態対応演出から、報知態様の第１有利状態対応演出へは、電源投入後の１のポイント獲得期間の終了に伴い次のポイント獲得期間が開始されたタイミングで、遷移させることとした。【選択図】 図３３