Cheat for Anarchy In The Nippon 2

Different costumes and more options:

Complete the game in single player mode then highlight a fighter and enter Down at the character selection screen to choose a new costume.

Slow motion replay:

Just hold Circle before the replay begins.

Play as Boss:

Complete the game using all ten characters. Then with the controller keep going to the far left or far right (past the last charachter) at the character select screen.

More tricks, tips and cheats for this game are right here - Anarchy In The Nippon 2 cheats