Big Head Mode
After beating the game with any girl character, go to the Start Menu. Press and hold X, Circle, Square, Triangle and Up. You will hear a sound and then be able to play the game in Big Head mode!

Deluxe Credits
Finish the game with every character in Very Hard Mode. This will allow you to view the Deluxe version of the Credits.
It contains new music, credits from every Dead or Alive Development team and Website Banners for fan websites.

Unlimited Lives
Hold R2 at the Main Menu and press X and Triangle. When you start a new game and you will have unlimited lives.

Unlock Tengu
To unlock Tengu you must play in versus mode with Bayman 10 or more times (It doesn't matter if you win or lose).

Bounce Trick
First go to the main options menu, then on the sub-menu, "other", the age you enter determines how bouncy the gals are - the higher ( i.e., the more "mature" ) your age, the bouncier they get.

Unlock Bayman
Beat the game with all the characters in story mode and get a hidden character named bayman. You can use Bayman in all modes except from story mode.

CG Graphics
Beat the game with all characters to get CG Graphics.