Button Combination Cheats
Go to "Credits" under the Options menu, and enter the following button combinations.
Effect Code Expert Mode Down, Down, Down, Triangle, Down, Down, Down, Square, Left, Right. Faster Shooting L1, Triangle, Up, Down, Circle, Circle, Up, Up, Up, Down
Contributed By: Joni.
Unlock Art Galleries
Enter the following cheats at the title screen to unlock the Art Galleries.
Effect Code Unlocks Disc 3 Art Gallery L1, R2, L1, R2, L1, Square. Go to Options, select "Extra" Unlocks Disc 4 Art Gallery Circle, Circle, Square, L2, Square. Unlocks Disk 1 Art Gallery Left, Right, Up, Down, Down, Circle. Go to Options, select "Extra" Unlocks Disk 2 Art Gallery Up, Up, R1, R1, R1, Square. Go to Options, select "Extra"
Unlockable Cheat Codes
Complete the game once and save the game clear data. Load that data and you'll begin a new game on ''Hard'' difficulty. The code panel that you see early in the game is now accessible. Enter the following codes to enable the corresponding cheats.
Effect Code All Weapons 11692 Big Head Mode 10397 Infinite Ammo 61166
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You can submit a problem report for any non-working or fake code in the lists above.