Unlocks Don Kanonji:
Enter: Right, Left, Right, Left, Up, Down, Up, Down, A, B at the title screen.
Unlocks Komamura Sajin:
Enter: Right, Right, Right, A, A, A, L, R, L, R at the title screen.
Unlocks Kuromade Zennosuke:
Enter: Down, Down, Up, Down, Down, Up, A, A, B, B at the title screen.
Unlocks Kurotsuchi Mayuri:
Enter: Up, Right, Down, Left, Up, Right, Down, Left, L, R at the title screen.
Unlocks Shiba Kaien:
Enter: B, B, A, A, B, R, A, L, B, A at the title screen.
Unlocks Soi Fong:
Enter: A, B, R, L, A, B, R, L, Up, Down at the title screen.
Unlocks Tousen Kaname:
Enter: Left, Left, Left, B, B, B, R, L, R, L at the title screen.