Completion bonuses:
To unlock the Character Viewer, Movie Viewer, and Time Attack options, complete the Final Vision.
Mirror mode:
To unlock Mirror mode, translate the book during the credits. Mirror mode gives you access to 12 bonus rooms.
Unlockable costumes:
To unlock bonus constumes, translate the book during the credits.
Balue’s Tower level:
To unlock Balue’s Tower, collect the six Phantomilians from every Vision.
Lephise’s Jukebox:
To unlock Lehpise’s Jukebox, beat Balue’s Tower. Lehphise’s Jukebox allows all songs to be played.