北川 保昌

Kitagawa Yasumasa (a.k.a. myu~ or myu) is a Japanese composer who works for Capcom.

His Facebook profile can be viewed here.
VGMDb: http://vgmdb.net/artist/1548

Not to be confused with the songstress Myu (μ), composer Nakamura Tomomi's myu alias or with the scenario writer Sakura Myuu's MYU alias.