You can gain one additional credit, up to a maximum of twelve, if you lose all your credits in a chapter.
Game Shark Codes
Master Code (Must Be On) 0E3C7DF2 1853E59EEE8B8396 BCBC308A
Infinite Credits FE093F36 BCA99BE6
Fireworks Available FE093F97 BCA99B84
Unlock Extra Weapons FE093F91 BCA99B84FE093F90 BCA99B84
Instant Clear (Bonus Game) FE95A1DE BCA99B84
Guren Chapter Complete FE0938EC BCA99B84
Aoi Chapter Complete FE0938EE BCA99B84
Gunjo Chapter Complete FE0938EF BCA99B84
Arcade Complete FE0938E9 BCA99B84
Infinite Health P1 CE61F81E BCA99C83CE09A7F4 BCA99C83
Infinite Ammo P1 FE61F82E BCA99BE6FE09A7F0 BCA99BE6
Infinite Ninjutsu P1 FE09A6AA BCA99B8C
Quick Score Gain P1 CE09A686 BCA99A82
Infinite Health P2 CE61F818 BCA99C83CE09A644 BCA99C83
Infinite Ammo P2 FE61F828 BCA99BE6FE09A640 BCA99BE6
Infinite Ninjutsu P2 FE09A67A BCA99B8C
Quick Score Gain P2 CE09A656 BCA99A82