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

Kind Lady Song:
Finish 40 stages using Arcade Mode. 

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

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

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


Alternate "Max 300" and "Candy" Unlock: 
If you're not yet good enough to AA *any* Heavy song, just keep playing. 
"Max 300" will unlock after the 100th cleared song.
"Candy" will unlock after the 200th cleared song