COUPON SYSTEM INTERLOCKED WITH PAPER MEDIUM PUBLISHED FOR EVERY PERIOD

PROBLEM TO BE SOLVED: To provide a coupon system which interlocks a paper medium with a digital medium using, for example, the Internet to enable the developments having different characteristics in the respective media. SOLUTION: The coupon system comprises a participating shop information storing means which stores information regarding participating shops which issue coupons; a coupon issuing information storing means which stores information regarding the coupons issued for every publication of a paper medium in association with the participating shop information; a coupon period storing means which stores coupon period identifying data set for each publication of the paper medium; an identifying data providing means which stores coupon identifying data in the case where the participating shops issue coupons in the paper medium; and a coupon issuing participating shop extracting means which extracts information regarding participating shops which issued coupons. Information regarding participating shops to which the coupon identifying data corresponding to the coupon period involved is provided is made possible to be extracted and output. COPYRIGHT: (C)2004,JPO&NCIPI