| 摘要 |
PROBLEM TO BE SOLVED: To precisely manage members. SOLUTION: An external storage device 15M correspondently stores the ID codes and addresses of members. A display device 10 for game machine reads in the ID code from an inserted member's card and outputs the inputted ID code to a managing computer 15C. Based on the inputted ID code and the ID codes and addresses stored in the external storage device 15M, the managing computer 15C counts how many times the ID code is inputted for each prescribed period concerning respective plural areas determined by the address, and the counted number of times is displayed on a display part 15H and printed by a printer 15P. |
