To provide a game medium lending apparatus in which identification information for specifying the game medium lending apparatus can be accurately and easily set in a short period of time and a mechanical configuration can be separated and removed from an electrical configuration.

The game medium lending apparatus 6 for performing the lending processing of game media to be used in a game machine 2 is provided with an identification information setting part M for setting the identification information on the basis of identification information setting signals relating to the identification information for specifying the game medium lending apparatus. In this case, the identification information setting signals can be radio-transmitted from an operation terminal T or directly inputted from a communication display window 32, and the identification information is set to the identification information setting part on the basis of the identification information setting signals.