| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a content recommending and selling method for recommending and selling a content by use of an online storage. <P>SOLUTION: Not only the purchase history of a content purchased on the online storage by a user but also the operation history of content which can be acquired only in the online storage after purchasing the content are managed in a user database 352, whereby the taste of the user is grasped to recommend and sell an optimum content for the user. <P>COPYRIGHT: (C)2004,JPO |
