An RF tag having stored therein equipment setting information related to a performance, by an electronic musical instrument, of a given music piece is attached to a music-piece-related information having music-piece-related information of the given music piece presented thereon. Electronic musical instrument includes an information acquisition information that communicates with the RF tag to acquire the equipment setting information from the tag, and an automatic setting section that automatically sets various settings and states of the musical instrument in accordance with the acquired equipment setting information. The musical instrument may further include a trigger section that triggers the acquisition section to acquire the equipment setting information from the RF tag. When the acquisition section has acquired new equipment setting information in response to triggering by the trigger section, states of the electronic musical instrument are set in accordance with the new equipment setting information.