GAMING MACHINE

PROBLEM TO BE SOLVED: To provide a gaming machine having a possibility that a player can maintain an interest in intervention in progress of a bonus game.SOLUTION: A slot machine 1 receives an operation of a player to a touch panel 69, and executes a minor bonus game for giving an acquired dividend and an addition dividend. The slot machine 1 determines the acquired dividend based on the operation of the player, and determines the addition dividend based on a remaining expectation obtained by subtracting the acquired dividend from an expectation. The slot machine 1 selects one of a LOWER value, where the remaining expectation is rounded down by a predetermined digit number, and a HIGHER value, where the remaining expectation is rounded up by a predetermined digit number, with a probability based on the remaining expectation, the LOWER value, and the HIGHER value, and gives it to the player as the addition divided.SELECTED DRAWING: Figure 3 【課題】プレイヤがボーナスゲームの進行への介入に対する興味を維持させることができる可能性があるゲーミングマシンを提供する。【解決手段】スロットマシン１は、タッチパネル６９へのプレイヤの操作を受け付けて、獲得配当と追加配当とを付与するマイナーボーナスゲームを実行する。スロットマシン１は、プレイヤの操作に基づいて獲得配当を決定し、期待値から獲得配当を減算した残り期待値に基づいて追加配当を決定する。スロットマシン１は、残り期待値を所定の桁数で切り捨てたＬＯＷＥＲ値と、残り期待値を所定の桁数で切り上げたＨＩＧＨＥＲ値との何れかを、残り期待値、ＬＯＷＥＲ値、及び、ＨＩＧＨＥＲ値に基づく確率で選択し、追加配当としてプレイヤに付与する。【選択図】図３