
Quick answer — Eiko Nishi worked on Unnamed Memory Season 2 (Color Design), Unnamed Memory (Color Design), Reborn to Master the Blade: From Hero-King to Extraordinary Squire (Color Design) and 5 more anime.
Eiko Nishi worked on Unnamed Memory Season 2 (Color Design), Unnamed Memory (Color Design), Reborn to Master the Blade: From Hero-King to Extraordinary Squire (Color Design), Tokyo Ghoul:re 2 (Color Design), Management of a Novice Alchemist (Color Design), In Another World With My Smartphone 2 (Color Design), Tokyo Ghoul:re (Color Design), Tantei wa mou, Shindeiru. Season 2 (Color Design).