1. An updating system of music information comprising: a broadcasting apparatus having a broadcasting side memory unit for storing music information including at least one of track data and music database information and a transmission unit for broadcasting the music information on a predetermined broadcast channel and a terminal having a reception unit for receiving a broadcast wave of said predetermined broadcast channel, an extraction unit for extracting said music information from the received broadcast wave, and an update unit for updating the music information in the reception side memory unit with the extracted music information.