Unlock Amakusa
Select any character and enter versus mode. Lose and
then save the game. Load the game and then select
Charlotte with controller 2 and continue the game.
Press start on controller 1 in the bonus phase.
Player 2 will change to Amakusa.

Unlock Kuroko
At the character select screen in a versus game
press up, down, left, up, down, right+A. The player
who wants to unlock Kuroko should press these buttons.
After the match the game will reset.