| 摘要 |
PROBLEM TO BE SOLVED: To enhance a player's motivation to participate in performance by associating the player's motivation in the performance with a degree of reliability of information offered by the performance.SOLUTION: In a first advance notice performance, a performance control unit displays a notification image for notifying that an advance notice is to be issued and an operation instruction image for urging a player to perform a specific operation, and displays an advance notice image when the specific operation is performed during the display of the operation instruction image. In a second advance notice performance, the performance control unit displays the notification image and then the advance notice image with the lapse of a specific time period. The advance notice image includes a first advance notice image and a second advance notice image indicating that the degree of jackpot expectation is higher than the first advance notice image. The second advance notice image is more easily displayed when the first advance notice performance is executed than when the second advance notice performance is executed.SELECTED DRAWING: Figure 30 |
