Chi-Chi and Sally (Japanese Version) :
Beat the game with Capoera at any difficulty. You can use continues as much as you like.

Columbo (Japanese version) :
Beat the game with Shorty.

Hustle Kong, Michael Doi, and McLoad (Japanese Version) :
Beat the game with all of the 10 starting characters.

Pander (Japanese Version) :
Beat the game with Robo-z in mix mode:

Robo-Z Gold (Japanese version) :
Beat the game with Tsutomu, Kelly or Kitty-N.

Unlock Sushi Boy:
Beat the game the Bi-O or Hiro.