When you select the stage you want, rapidly fire at the little arrow pointing the first stage until time runs out. You should be fighting the end boss.
To activate Big Head option, play 58 games.
From the cheat menu, players determine such attributes as Big Head mode, Options Plus menu, and Weapon Select. With a light gun in port 1 and a controller in port 2, press Up, Down, Up, Down, A, X, B, Y, C, Z at the title screen. (A gunshot confirms correct entry.)
At the Options Plus menu, players determine such attributes as Mirror mode and other bookkeeping functions. To activate the Option Plus menu, complete the game at any difficulty.
With Random mode enabled, players encounter criminals at random. With a light gun in port 1 and a controller in port 2, highlight "Exit" at the Options Plus menu. Then select "Arcade", pressing Start + R.
(Note: Options Plus menu must be enabled.)
To select a cop, choose a stage. Then hold the corresponding button below until the game has begun.
Officer Button
Janet Z
Rage X
Smarty Y
To select the weapon you would like to use, pause the game. Then shoot off-screen or press C button. Cycle through the weapons. (Note: the cheat menu must be activated.)
Weapon Type Shots Reload
Automatic single-shot 15 Yes
Machine gun continuous burst 30 No
Magnum single-shot ? ?
Revolver single shot 6 Yes
Rifle single-shot 24 NO
Shotgun three-shot burst 6 Yes
The Special single-shot -- unlimited ammo
For smaller targets, set the following options before playing.
Game Function Setting
Difficulty Easy
Reload Autofire
Play mode Virtua Cop 1
Sight ON
Mirror Mode ON
(Note: Options Plus menu must be enabled.)