The musical score for "Mega Man 4" was composed by Minae Fujii, while the sound programming and sound effects were handled by Yasuaki Fujita, who had composed the soundtrack for "Mega Man 3" the previous year.
The musical score for "Mega Man 4" was composed by Minae Fujii. The sound programming were handled by Yasuaki Fujita. Sound effects were handled by Yasuaki Fujita. Yasuaki Fujita had composed the soundtrack for "Mega Man 3" the previous year.