Unlimited power spell
At the title screen, hold L1 + L2 + R1 + R2 and start a game. Then, a power spell charm with unlimited uses will be available as soon as the game begins.
Wear school uniform
At the title screen, hold L1 + R2 + Select + Triangle and start a game.
Sound test
At the title screen, press Left, Circle, Down, Triangle, Right, Square, Up, X, L1, R2, L2, R1 + Start. Then, a "Sound Test" option will appear under "Option Mode".
Extra mode
Achieve an "A" ending rank to unlock an "Extra Mode" option on the title screen. This new mode contains selections for "Time Attack" and "Score Attack" mini-games.
View character biographies
Unlock all thirteen endings, then select "Pamphlet" mode. Now a new "Guide" option will allow data for each character to be displayed.