| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a karaoke machine that enables the owner of a hall where karaoke service is provided to collect a use charge in a casual manner without giving any unpleasant feeling to customers. <P>SOLUTION: The playing right prepayment type karaoke machine which keeps a playing right that a customer prepays and inputs and plays pieces of music as many as kept playing rights, repeatedly plays the introduction part of requested music for a specified period until a playing right is inputted when a request to play the requested music is made in a no-playing-right keeping state, and advances the musical performance to a following part of the requested music when a playing right is inputted within the specified period, but stops the musical performance when no playing right is inputted within the specified period. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
