| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve the problems that a method by lottery has a promising effect that a purchaser of a commodity repeatedly purchases the commodity in order to obtain the right of applying to a lottery, but has a small advertising effect to general public other than the commodity purchaser, and a method of posting a television spot or advertisement poster or distributing an advertising leaflet has a promising advertising effect to general public, but has a small effect that the purchaser repeatedly purchases the commodity in order to gain the right of applying to the lottery because the commodity is not really purchased. <P>SOLUTION: A password server device comprises at least a vocalization request transmission part for transmitting vocalization guide information including a vocalization request for requesting a predetermined vocalization, a vocalization acquisition part for acquiring vocalization information performed based on the vocalization request guide information transmitted from the vocalization request transmission part, and a vocalization determination part for determining whether or not the vocalization information acquired in the vocalization acquisition part satisfies a predetermined condition. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
