| 摘要 |
PROBLEM TO BE SOLVED: To solve a problem in which when singing ranking is displayed after singing of karaoke is graded, scores are displayed closer as may users participate and the display needs to be reset at every certain period.SOLUTION: A center server device updates ranking data on music scores received from a plurality of karaoke devices at the latest predetermined frequency, and also generates and stores score ranking data ranked by music numbers in a storage part one after another, and before at least certain music begins to be played, a karaoke terminal device acquires ranking data on scores of the music, and calculates and displays score ranking information at the end of the musical performance of the music. |
