| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a remote control unit, a karaoke system, a program, and a song reservation method capable of preventing a reserved song from being known by other users when the song is reserved.SOLUTION: When an active user is a user of a user image A4, a third music is displayed on a display 14 of a remote control 1 as hidden reservation. When the active user is A1, the song of the third music is not non-display and an actual song name is displayed since the user who has set hidden reservation of the third music valid and requested the reservation process, and the active user of a remote control are matched.</p> |
