| 摘要 |
<P>PROBLEM TO BE SOLVED: To determine whether word-of-mouth information is provided by a user who actually purchases merchandise. <P>SOLUTION: This information processor is provided with: a communication part for receiving word-of-mouth information input by a user, and purchase certification when the word-of-mouth information involves the purchase certification comprising a predetermined identifier for specifying purchase information associating the user who purchases merchandise with the purchased merchandise, and a certification means for certifying validity of the identifier; a verification part for verifying the validity of the identifier included in the purchase certification received by the communication part by using the certification means; and a data storing part for storing purchaser word-of-mouth information in which the validity of the identifier is certified by the verification part, and non-purchaser word-of-mouth information other than the purchaser word-of-mouth information. <P>COPYRIGHT: (C)2010,JPO&INPIT |
