GAME SYSTEM, CONTROL METHOD USED IN THE SAME AND COMPUTER PROGRAM

PROBLEM TO BE SOLVED: To provide a game system capable of generating a sense of solidarity between a player of a game machine and a user of a user terminal.SOLUTION: A user terminal 8 is connected to a game system 1 through a local area network 5B. The game system 1 includes a game machine GM for providing an arcade game including a main roll for progressing a game and a sub roll for assisting the main roll, and playing a main roll. Then, the game system 1 provides the user terminal 8 with information of a progress state of the arcade game, or the like required to provide a mobile game such that the user terminal 8 provides the mobile game for playing a sub roll in the arcade game to assist a progress of the arcade game, and acquires information of the progress state of the mobile game such that a game state of the mobile game is reflected on the arcade game.