End Battle
Hold Select and Right and press A at the title screen, then select story mode and you will advance to the end battle.
Sound Test
Hold Select and Left and press A at the title screen to access the sound test.
Select Same Character
To allow both players to select the same character in battle mode, hold A and B on controller 2 and press Start on controller 1 at the title screen.
Fight as Toraji
On the Battle Mode character selection screen, press Right to highlight the choice not to use a custom fighter. Then, hold Select and press A. Continue to hold Select, press Right, then press A.
Fight as Toraichi
On the Battle Mode character selection screen, press Right to highlight the choice not to use a custom fighter. Then, hold Select and press A. Continue to hold Select, press Left, then press A.