
Quick answer — Youichirou Yoshikawa worked on Baby Steps 2 (Music), Baby Steps (Music), Kyo Kara Maoh! - God (?) Save Our King! (Music) and 2 more anime.
Youichirou Yoshikawa worked on Baby Steps 2 (Music), Baby Steps (Music), Kyo Kara Maoh! - God (?) Save Our King! (Music), ViVid Strike! (Music), Dominion Tank Police (Music).