摘要 |
PROBLEM TO BE SOLVED: To enhance interest in a predetermined performance by replacing a content informed by a predetermined performance under execution with an another content.SOLUTION: A performance control microcomputer executes a predetermined performance (for example, a performance in a mode for rotating a roulette) to notify whether a specific performance (for example, a normal ready-to-win performance or a super-ready-to-win performance) is executed or not in variation display of decorative symbol, or whether a variable winning ball device is controlled or not to a state (for example, an open state) where a game ball can pass easily. When variation display of decorative symbol where the specific performance is executed is started during execution of a performance (for example, a predetermined performance (○)) for notifying that a variable winning ball device is controlled to an open state as the predetermined performance, the predetermined performance under execution is replaced by a performance (for example, a predetermined performance (chance) and a predetermined performance (very exciting) ) for notifying execution of the specific performance in variation display of decorative symbol. |