Quick answer — Junji Okubo worked on Overlord IV (Sub Character Design), Overlord (Sub Character Design), The Irregular at Magic High School (Mechanical Design) and 3 more anime.
Junji Okubo worked on Overlord IV (Sub Character Design), Overlord (Sub Character Design), The Irregular at Magic High School (Mechanical Design), No Guns Life Season 2 (Mechanical Design), ALL YOU NEED IS KILL (Mechanical Design), No Guns Life (Mechanical Design).
