PROBLEM TO BE SOLVED: To provide a system which assists a Karaoke user in easily and efficiently selecting a musical piece by providing information based upon a detailed classification of a property item of property information on the user to provide the satisfaction level of the user by suitably assisting the Karaoke user in selecting the musical piece.;SOLUTION: The system has a 1st recording means (18) of recording the property information on the user while stringing the user ID, a ranking arithmetic means (15) of classifying musical pieces reproduced by the user by property items of the property information, sectioning them under designated set conditions, and generating a list file wherein musical pieces are ranked based upon sections, a 2nd recording means (19) of recording the list file, and a data transfer processing means (16) of transferring the list file to a Karaoke playing terminal to display the list file according to section contents of a property item specified by the user when a musical piece is selected on the karaoke playing terminal.;COPYRIGHT: (C)2006,JPO&NCIPI
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