| 摘要 |
PROBLEM TO BE SOLVED: To present singing recommended musical pieces which the respective users can commonly enjoy when a plurality of users log in a Karaoke system to enjoy Karaoke.SOLUTION: A singing recommended musical piece notification system comprises: singing history storage management means 230 for storing and managing singing history data associated with musical piece IDs of musical piece IDs sung by the respective users and user IDs; musical piece play list acquisition means 240 for acquiring a musical piece play list for every user with which the musical piece IDs of musical piece data stored in portable information terminals 60 owned by the respective users and the user IDs of the users are associated; common musical piece extraction means 250 for extracting musical piece IDs common to all the users who log in a system by referring to the acquired musical piece play list; singing recommended musical piece extraction means 260 for extracting singing recommended musical pieces based on predetermined conditions from among the extracted musical piece IDs by referring to the musical IDs included in the singing history data of the respective users; and singing recommended musical piece presentation control means 27 for controlling presentation of the singing recommendation musical pieces. |
