To provide a device for game wherein labor concerning a cash collection can be reduced, and at the same time, an administration cost required for the storage and the administration of cash can be reduced.

This device for game is equipped with a recording medium-processing means 317 and a game valuable value adding-renewing means 321. The recording medium-processing means 317 accepts a recording medium for a game and performs a process to use the accepted game valuable value of a specified size from among the recorded information of the recording medium for the game. In this case, on the recording medium for the game, information to be able to specify the size of the game valuable value, which is provided in a manner to correspond with a game machine 2, and is used when the game is performed by the game machine 2, is recorded. The game valuable value adding-renewing means 321 accepts a game hall intrinsic recording medium on which information to be able to specify the size of a game hall valuable value being usable at least in the game hall is recorded. Then, the game valuable value adding-renewing means 321 adds and renews the game valuable value of the size corresponding with the game hall valuable value of the size specified by the game hall intrinsic recording medium, to the game valuable value of the size specified by the recorded information of the recording medium for the game.