Battle Sabres Cheat Codes for Playstation 2

Enable two extra parts
At the part selection screen enter the following code
R2, L2, R1, L1, R2, L2, R1, L1, R2, L2, R1, L1.

Enable Baiko and Tamasaburo
At the character select screen enter te following code
L1, R1, L2, R2, L1, R1, L2, R2, L1, R1, L2, R2.