So in Love Song:
Win 20 Stages in Arcade Mode to unlock this mode.


Kind Lady Song:
Win 40 Stages in Arcade Mode to unlock this mode.


MAX300 Song:
Win the Game in Arcade Mode with getting an AA rating on the last song under hardest difficutly setting.

Candy:
Win the Game in Arcade Mode with getting an AA rating on the last song under hardest difficutly setting. Now you will get an Extra Stage "Candy" . Win it and you will be able to select Candy.