Music game system, staging instructions synchronizing control method for same, and readable recording medium recorded with staging instructions synchronizing control program for same

Playing progression information comprising sector Nos. is transferred between a drum rhythm game apparatus and a guitar rhythm game apparatus, thereby enabling staging operation to be made from each of the staging operating units while synchronizing the visual staging instructions to the players for the BGM music piece to be played at both the drum rhythm game apparatus and guitar rhythm game apparatus, thus allowing the game to be played in a state closer to reality where multiple players each have staging operating units as different insturment parts ,such as with an actual band, making the game even more enjoyable.