Run using Nestopia v1.4.4, with a Wii Guitar Hero guitar as the controller.

The strum bar controls left and right, 1st fret is Up 2nd fret is A, (jump) 3rd fret is B, (shoot) 4th fret is Down, 5th fret is not used.

Got the sub-hour Mega Man 4!

(cross submitted to MegaManLeaderboards)