PURPOSE: To simplify the obtaining of currency by a method wherein a valuable object for realization having a monetary value at a realization rate determined by a hall is discharged when a game medium acquired by playing is fed into a counter of a game medium and a corresponding currency is discharged when the object is inserted into a realization means while information is transmitted to a centralized control apparatus.

CONSTITUTION: When a game medium acquired by playing is fed into a game medium counter 61, the number of game media is counted and realization is made at a realization rate predetermined by a hall and the valuable object as realization article having monetary value, namely, a card for realization is discharged. The card has the name of the hall, date, updated data and information on value stored thereinto. When the card is inserted into an insertion port of a card realization device 1, a detector performs a detection and a pickup device operates to pick up the card to carry. During the carrying of the card, information on monetary value thereof is read to display a money value while currency is discharged. The information is sent to the centralized control apparatus 60.