Get Kind Lady Song
Finish 40 stages using Arcade Mode.

Get Max 300 level
Complete the last song using heavy mode and get a AA rank or finish 100 songs in heavy mode.

Get Candy Level
Finish the Max 300 stage and get a AA rank.

Get Trance Sunrise Mix Song
Complete 2 of the following songs, Dive, True or Firefly.

Get So In Love Song
Finish 20 stages using Arcade Mode.