Extra Money...
	Level 50...
	Move Through Walls...
	Sound Test...

Obtain a password for Game A, then change the first letter to X.

Password: B0MNDPBL3NCB3L2H2DJJ

Obtain a password for game B, then change the second to last letter to any other character. This will only last for your first life.

In the Game A mode (Bomber Boy in Japanese versions), at the Stage Select screen, enter "My Town" while holding Right, A, B, and Select.