Cheat mode:
Note: This procedure involves editing a game file; create a backup copy of the file before proceeding. Use a text editor to edit the "vcop2.ini" file in the game directory. Add the line "Extra=2" under the "[GameSetting]" heading. Start the game and press [F6] to access the "Special" and "Cheat" options.
Unlimited continues:
Note: This procedure involves editing a game file; create a backup copy of the file before proceeding. Use a text editor to edit the "vcop2.ini" file in the game directory. Edit the "Continue=" line under the "[GameSetting]" heading to "Continue=10".
Last Boss:
Rapidly shoot the small arrow pointing at the first stage at the stage selection screen until the timer reaches zero.