GAME MACHINE AND GAME SYSTEM

PROBLEM TO BE SOLVED: To prevent illegal acquisition of points and game histories, in a game machine that generates and displays code information including game history information.SOLUTION: A main CPU 110a in a main control board 100 generates commands according to the progress of a game and transmits the generated commands to a performance control board 120. A sub-CPU 120a in the performance control board 120 generates game history information based on the received commands. The sub-CPU 120a determines the received order of the received commands, and when the received commands are not in the normal received order, the sub-CPU determines the commands as illegal commands and generates no game history information.