| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a game machine capable of variously utilizing image data acquired by photographing screen display, by allowing the screen display to be individually identified. <P>SOLUTION: Because a character string as screen identification information is displayed in jackpot performance screen display by a display device 5, performance screen display can be individually identified. Accordingly, when the jackpot performance screen display is photographed by a photographing function of a mobile phone 200, the photographed image data can be individually identified. This reliably prevents fraudulent use of image data. Consequently, image data can be utilized by various methods. <P>COPYRIGHT: (C)2013,JPO&INPIT |
