This game was originally known as Rockman 2 in Japan.
This is a prime example of how time attacks should be done. Very creative, very nice.
Morimoto has since worked on a significantly improved version of this movie with the aid of finalfighter, available here.
(Original filename: ロックマン2.fmv)
WARNING: There are flashing lights during the level select screen and in boss fights which may cause epileptic seizures to those affected.