
Quick answer — Ayumi Yamada worked on Attack on Titan Season 2 (Sub Character Design), Attack on Titan: No Regrets (Sub Character Design), Attack on Titan OVA (Sub Character Design) and 2 more anime.
Ayumi Yamada worked on Attack on Titan Season 2 (Sub Character Design), Attack on Titan: No Regrets (Sub Character Design), Attack on Titan OVA (Sub Character Design), Moonrise (Character Design), Ura☆Higu (In-Between Animation).