Note: This game is also titled Rapid Reload.
 
 Cheat mode
 
 Wait until the opening demo completes. Then when the title screen
 appears, hold L1 + L2 + R1 + R2 and press Select. If you entered the
 code correctly, the "Push Start" text will change to "Secret Code".
 There will now be two letters behind the "Secret Code" text. Press Up
 or Down to change the left letter. Press Triangle or X to change the
 right letter. Then, enter one of the following codes to enable the
 corresponding cheat effect: 
 
 Code - Effect
 MA - Start at Stage 2
 UT - Start at Stage 3
 RH - Start at Stage 4
 MK - Start at Stage 5
 HT - Start at Stage 6
 CM - Small character (does not alter hit check size)
 QB - Large character (does not alter hit check size)
 MV - Press X, Square, O, Circle on controller two for smaller windows
 on screen
 YI - Start with nine bombs
 TY - Axel or Ruka can kill with one hit
 SS - Weapon power-up time starts at 999 seconds
 Debug mode
 
 Enable the "Cheat mode" code. Then, set the code to "MA", press
 Select, change code to "SV", and press Start. Now press one of the
 following buttons on controller two to enable the corresponding cheat
 effect: 
 
 Button - Effect
 Up - Boosts weapon power to maximum for ten seconds
 Down - Toggle voice mode
 Left - Change Gunlock type
 Right - Skips area and disengages Invincibility
 Triangle - Toggles Invincibility (falling will still cause damage)
 Circle - Increases number of bombs
 Square - Switches selected weapon type between Axel and Ruka
 X - Increases weapon power up time in 30 second increments