SYSTEM FOR PROVIDING AND ACQUIRING CONTENTS, DEVICE FOR PROVIDING CONTENTS, DEVICE FOR ACQUIRING CONTENTS, METHOD OF PROVIDING AND ACQUIRING CONTENTS, METHOD OF PROVIDING CONTENTS, METHOD OF ACQUIRING CONTENTS, STORAGE MEDIUM FOR PROGRAM FOR PROVIDING CONTENTS, STORAGE MEDIUM FOR PROGRAM FOR ACQUIRING CONTENTS, PROGRAM FOR PROVIDING CONTENTS, AND PROGRAM FOR ACQUIRING CONTENTS

摘要

PROBLEM TO BE SOLVED: To spread distribution of a contents data.;SOLUTION: An exchange request data showing a contents data D21 occupied by a customer transmitted from a contents acquiring device 602 is received by a contents providing device 601, an exchangeable package medium retrieved from a package information storage means 612, and an equivalent exchange condition for making exchange values of the package medium and the contents data D21 substantially equivalent are transmitted to the contents acquiring device 602 as an equivalent exchange condition providing data D32, the customer is allowed thereby to conduct exchange with the package medium at the minimum investment even when acquiring the contents data D21 by distribution, and the contents data D21 distributed through the Internet is remarkably easy to be acquired thereby, so as to spread greatly the distribution of the contents data D21.;COPYRIGHT: (C)2002,JPO