Free Play...
	Harder Game...
	Level Select...
	Play Data Screen...
	Sound Test...

At the title screen, press B, B, B, C, A, A, A, B, B, C, C, C.

At the title screen, press C twelve times.

At the title screen, press C, A, C, B, C, A, B, A, B, C, A, C. The words "Zone Select" should appear at the bottom of the screen.

At the title screen, press A, B, C, A, B, C, A, B, C, A, B, C.

When entering a high score, enter "ZTT" to see the Sound Test screen. To exit, press Reset.