Two ship Galaga
Hold Triangle + X + Up + L1 on controller two for a second ship during the load game. Press Select to restart a stage. Restarting the last stage will return the game to stage one.
Hit at least forty alien ships during the first wave of Galaga. Then, press Select when the phrase "Number Of Hits" appears. The next wave of Galaga will be played instead of continuing to Tekken.
Fight as Devil Kayzua
Beat all eight stages of Galaga to pick the Devil Kazuya in one player mode. Stages may only be restarted with Select once. The final round may not be restarted. The two ship Galaga code cannot be used. However, the second ship may be obtained by finishing stage one very quickly. After Tekken begins, highlight Kazuya in arcade mode and select him with Start.
Fight as Sub boss
Fight and beat a sub boss. The sub boss may now be selected for gameplay.
Fight as Heihachi
Use any character to finish the game without using continues.
Go to a character's screen and press X or Circle or press Square or Triangle for differant costumes.
When "Select View" appears, press Select to change among three distinct views.
Names in arcade mode
Hold L1 + R1 while selecting the "Arcade" option from the title screen to view names instead of character portraits.
Enter one of the following codes on either or both controllers during demonstration mode to place the corresponding character(s) in the fight.
Heihaci L1 + L2 + R1 + R2
Lee L1 + L2 + R1 + R2 + Up
Kuma L1 + L2 + R1 + R2 + Up/Right
Wang L1 + L2 + R1 + R2 + Right
P. Jack L1 + L2 + R1 + R2 + Down/Right
Anna L1 + L2 + R1 + R2 + Down
Armor King L1 + L2 + R1 + R2 + Down/Left
Ganryu L1 + L2 + R1 + R2 + Left
Kunimitsu L1 + L2 + R1 + R2 + Up/Left