| 摘要 |
<P>PROBLEM TO BE SOLVED: To enable a person, who has reserved, to proactively determine whether or not the performance order of the reserved music is to be delayed. <P>SOLUTION: On the mobile phone side, the performance order of the reserved music of a user is presented, and the time required until the karaoke performance for the music is also displayed, then change input by the user is received. On the other hand, on the performance apparatus side, the change input received on the mobile phone 20 side is reflected to the list information on the reservation. Accordingly, the user can proactively determine whether or not the performance order of the reserved music is to be delayed. <P>COPYRIGHT: (C)2012,JPO&INPIT |
