| 摘要 |
PROBLEM TO BE SOLVED: To omit the labor and the time of feeding exchanged coins and separately purchasing medals, to facilitate handling compared to the carrying of the medals obtained as a prize and to improve convenience. SOLUTION: Points are recorded in a point card 1 by using magnetism or the like. When it is fed to a game machine 3, the points equivalent to the utilization charge are subtracted. In the case a game is associated with winning and losing, the points are added as the prize for the winning of the game and the result is written in the recording area 7 of the point card 1 by a recorder 5. The point card 1 is used for the game machines in common in a leisure land or the like. |
