Beatmania IIDX tasks the player with performing songs through a controller consisting of seven buttons and a turntable. Hitting the notes at the correct time in
Beatmania IIDX tasks the player with performing songs through a controller consisting of seven buttons and a turntable. Hitting the notes at the correct time increases the score and groove gauge bar, which if equal to or above 80% on Normal difficulty will allow the player to clear the stage.
https://games.superparmeni.eu/en/game/beatmania-iidx-33-sparkle-shower