| 摘要 |
PROBLEM TO BE SOLVED: To provide a game parlor system capable of detecting a fraud detection in a special state or in a game state higher in an issue rate than in a normal state, properly as in the normal state.SOLUTION: A management device 5 performs a BYmin detection during a sweet period as in a normal state. Even in the sweet period, for which an issue rate is raised by containing a startup winning component for a game machine 1, an abnormality detection is performed by BYmin excepting the startup winning component, so that an abnormal detection similar to that of the normal state can be made without considering an improvement in the startup winning.SELECTED DRAWING: Figure 1 |
