Patent ID: 7743986

Claim:
A recording medium management system comprising: a playing machine that issues a recording medium with a unique recording medium identifying information in response to an operation for issuing the recording medium; a managing unit that manages a remaining amount of a value assigned to each recording medium for each recording medium identifying information; a recording medium liquidation device that receives the recording medium, acquires the recording medium identifying information from the recording medium, sends an inquiry to the managing unit concerning a remaining amount of a value assigned to the information for identifying recording medium read from the recording medium, and dispenses cash corresponding to the remaining amount returned from the managing unit; a pouch pay terminal device that is carried by a person walking around in a shop and providing a liquidation service for a recording medium to players, acquires recording medium identifying information from a recording medium received from a player, sends an inquiry to the managing unit concerning a remaining amount of a value assigned to the recording medium identifying information read from the recording medium, and displays a remaining amount returned from the managing unit; and a cashier terminal device that is provided at a cashier counter providing processing relating to cash for each recording medium with help by a person in charge for the cashier counter, acquires recording medium identifying information from a recording medium received from a player, sends an inquiry to the managing unit concerning a remaining amount of a value assigned to the recording medium identifying information read from the recording medium, and displays a remaining amount returned from the managing unit, wherein the managing unit includes a recording medium management database that manages, for each recording medium identifying information, a state of a liquidated recording medium having been subjected to liquidation by any one of the recording medium liquidation device, the pouch pay terminal device, and the cashier terminal device as well as a recording medium not having been subjected to liquidation; and a state updating unit that updates a state of each recording medium managed in the recording medium management database based on recording medium identifying information received from any one of the playing machine, the recording medium liquidation device, the pouch pay terminal device, and the cashier terminal device.