To provide a game machine which can easily decide and obtain the kind of informing performance and, at the same time, can properly execute the continuous performance over a plurality of times of the informing performance.

When the winning of game balls in the special symbol start electric accessory device is detected, the category determination random numbers which are the random numbers to decide the category of the informing performance are obtained as well as the jackpot random numbers which are those to decide whether to give out the jackpot game or not. After the informing performance category is decided based on the number of reserved game balls at the starting time of the informing performance and the values of the category determination random numbers, the informing performance is controlled in accordance with the one of the variable patterns which belongs to the decided category. Also, when another game ball wins the special symbol start electric accessory device while the informing performance is under way, whether to perform the specific performance showing that the degree of materialization of the forthcoming jackpot is higher than usual is decided based on the newly acquired category determination random numbers and the values of the jackpot random numbers.