1 Various Codes
At the title screen:
* Bamboo Arcade = R2,R1,Right,Left,L1,L2
* Bamboo Gyruss = L2,L1,Left,Right,R1,R2
* Weapon Select = L2,R2,L1,R1,Up,Down,Down,Up.
( You'll here a roar if done right. During game, crouch, then select weapon. )
* Unlimited Continues = L2,R2,L1,R1,Left,Right,Right,Left
* Movie Player = L2,L1,R1,R2,Up,Left,Down,Right
* SFX Browser = R2,R1,L1,L2,Up,Right,Down,Left


2 Extra Lives
At the title screen: L2, R2, L1, R1,Down, Up, Up, Down

3 Stage Select
L2, R1, L1, R2, Left, Right, C, S, R2, L2