Electronic musical apparatus

摘要

An electronic musical instrument is configured to store music data including performance data on a plurality of tracks and receive designation of a track or tracks so that when a test-listen button for receiving instruction of test-listen of the designated track(s) is pressed, the electronic musical instrument plays the performance data on the designated track(s) among the music data and plays the performance data on the other tracks at a volume lower than the volume of the designated track(s).