GAME MACHINE

PROBLEM TO BE SOLVED: To provide a game machine capable of appropriately monitoring a predetermined event in a situation in which power supply to the game machine itself is interrupted.SOLUTION: A slot machine has a main control device 71. In the main control device 71, various kinds of processing for progressing a game are performed, and predetermined monitoring is performed in a situation in which operation power is supplied to the slot machine itself. When an occurrence of an event to be monitored is specified in the main control device 71, abnormality notification is performed by a display device 63 for rendering, etc. based on the notification control by a sub-side MPU 85. The slot machine is also provided with a monitoring side MPU 91. In the monitoring side MPU 91, predetermined monitoring is performed even in a situation in which operation power is not supplied to the slot machine itself. In this case, the sub-side MPU 85 and the monitoring side MPU 91 are housed in the same board box, and provided as a sub-control device 81.