| 摘要 |
PURPOSE: An online sound source offering system is provided to secure the exposure of visual advertisement and to efficiently match a variable sound source reproduction schedule and an advertisement supply schedule. CONSTITUTION: An advertisement and sound source provider(60) provides advertisement and sound source which is supplied from a service server to a user. The advertisement and sound source provider transfers reproduction operation information to the service server. A screen capture unit of an advertisement exposure confirmation unit(70) captures the entire screen of an online access terminal.
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