Free Money on the Ground
     Hold  the  Right Shoulder button down, and walk in and out of the
southern-most casino's loading point and walk back and forth.

Unlock Casinos
     You   can   unlock  all  casinos  without  having  to  play  thru
tournaments.  At "TOUCH SCREEN TO START", press Y, X, Y, B, L, R, then
control  pad.  Left  for  the  Amazon,  right for the Nebula, down for
everything  up  to  Renaissance.  If  done  correctly, you should hear
chips.