| 摘要 |
PROBLEM TO BE SOLVED: To obtain technology capable of providing a content to more users in higher speed, when the content is distributed from a master unit to each slave unit of a karaoke device. SOLUTION: Each karaoke device 4 of the master unit 4a and the slave unit 4b is equipped with a user relating means for relating a user who uses own karaoke device 4 to own karaoke device 4. A karaoke network system 1 relates a plurality of users who use individual karaoke device 4 to each karaoke device 4 by the user relating means, and enables them to log in the karaoke network system 1 at the same time. The master unit 4a obtains the number of users under log-in, who is related to each slave unit 4b, and sequentially distributes the content to each slave unit 4b, by giving priority from the slave unit 4b with more users under log-in, based on the obtained number of users under log-in from each slave unit 4b. COPYRIGHT: (C)2009,JPO&INPIT
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