99 Continues
At the Options screen, play sound 0E. Return to the title screen and start a new game. At the Select Player screen, choose a character and press A. When your character looks up, quickly press A + B + C and release them.
Powerups
Whenever you walk by a swinging door, press up. A girl will come out and you'll gain a Rapid-Fire, Gun, Money or Star power-up.
