To provide a karaoke event information display system capable of increasing use of singing contents by giving a user an incentive to participate in an event by using playing histories or registered user's fortes and displaying event information of contents of event planning in proper timing when there is the event plan currently carried on with the singing contents among the musical pieces.

The karaoke event information display system is structured which requires a user ID acquiring means (3), a recording means (15) for the playing histories by users, a registering means (16) for user's fortes, and a changeable event information display means (17), refers to user musical piece IDs in a playing history management table (T1) and a user's forte management table (T2) to compare them with an object musical piece ID related with event information registered in a previously set changeable event information management table (T3), and displays related event information in proper timing when the musical piece IDs match each other.