Quick answer — Haruo Miyagawa worked on Yona of the Dawn OVA (Prop Design), Yona of the Dawn (Prop Design), Play It Cool, Guys (Prop Design) and 16 more anime.
Haruo Miyagawa worked on Yona of the Dawn OVA (Prop Design), Yona of the Dawn (Prop Design), Play It Cool, Guys (Prop Design), Hozuki’s Coolheadedness 2 (Prop Design), Date A Live IV (Prop Design), Hozuki’s Coolheadedness 2: Part II (Prop Design), Akudama Drive (Mechanical Design), Emma: A Victorian Romance (Prop Design) and 11 more.