To provide a game parlor calling system quickly responding to the user's request.

The calling system 2 includes a plurality of mobile terminals 50, game relating devices such as game machines 10, a card unit 20, and a counter 30, and a calling management device 70. The plurality of mobile terminals 50 each perform calling operation when receiving a calling signal. The game relating devices each transmit a notification signal to the calling management device 70. The calling management device 70 transmits a calling signal to one mobile terminal 50 of the plurality of mobile terminals 50, when receiving the notification signal, and transmits the calling signal to the other mobile terminals 50, when a predetermined response is not detected within a predetermined period after the calling signal is transmitted to the one mobile terminal 50.