GAME MACHINE

PROBLEM TO BE SOLVED: To provide a game machine for restricting a fraudulent action while reducing a load on communication processing between a main control part and a sub-control part.SOLUTION: A main control part 10 includes: a main CPU 10a for controlling a game progress; a main ROM 10c for storing intrinsic identification information allocated for each main CPU 10a; a control information enciphering part for combining the intrinsic identification information with control information and enciphering the control information; and a control information output part for outputting enciphered control information to a sub-control part 20. The sub-control part 20 includes: a sub-RAM 20b for storing the intrinsic identification information; and a control information deciphering part for deciphering the enciphered control information, based on the intrinsic identification information stored in the sub-RAM 20b.