Adjust number of lives...
	Sound test...
	Various Codes...

Press I, II, Up, Down, Left, Right, I, Run at the title screen.

Press I, II, I, II, Run at the title screen.

At the title screen, where it says "Push Run Button", press the following buttons.

Code	Effect
I, II, I, II, Run	Sound Test.
I, II, Up, Down, Left, Right, I, Run	Change Ship Type.
Up, Left, Down, Right, II, I, I, I, Run	Invincibility.
Up, Up, Down, Down, Left, Right, Left, RIght, II, I, II, I, Run	Shooting Mode.