Had the Twins join the grand ball.

Explored all the guys' rooms.

Started a stage with a different hairstyle, two accessories, color contacts, and a colored wig.

Cleared a stage after changing Hype Gauge difficulty in Custom.

Hit a home run at the batting cages.

Cleared a stage on HARD or harder and earned a PERFECT rating on at least half of the Notes.

Explored a friend's room.

Cleared the stages where Yusuke and Makoto dance together.

Watched a replay.

Unlocked the highest difficulty level (ALL NIGHT).

Obtained half of all the costumes.

Watched a Social event.

Obtained a costume.