For unlimited life, go to the menu 
screen and highlight "help". Press 
in order L2, L1, L2, square, circle, 
square, R3, L3, R3, circle. You 
should hear a chime if you did it 
correctly.

Submitted by tatts187 at hotmail.com


Infinite Health:

While playing a game, press Select. 
Highlight "Help", then press L2, L1, L2,
Square, Circle, Square, R3, L3, R3, 
Circle. If you entered the code correctly,
you will hear a sound (enter the code 
again to disable its effects).


One Hit Kills:

While playing a game, press Select. 
Highlight "Help", then press L2, L1, L2, 
Square, Circle, Square, L3, R3, Circle, 
Square. If you entered the code correctly,
you will hear a sound. Konoko can now kill
enemies with one hit (enter the code again
to disable its effects).

by unknown


Unlimited Phase Cloak:

During gameplay, press Select, highlight Help
and press L2, L1, L2, Square, Circle, Square,
L1, R2, L2, L3.


Tiny characters:

During a game, press Select, then highlight HELP
and press L2, L1, L2, Square, Circle, Square, L3,
R3, Square, Circle. Larger characters During a 
game, press Select, then highlight HELP and press
L2, L1, L2, Square, Circle, Square, R3, Square, 
Circle, L3. 


Big head mode:

During a game, press Select, then highlight HELP
and press L2, L1, L2, Square, Circle, Square, 
Start, Square, Circle, Start.

by unknown