Quick answer — Yuuko Kobari worked on NIPPON SANGOKU: The Three Nations of the Crimson Sun (Color Design), Great Pretender (Color Design), Redline (Color Design) and 17 more anime.
Yuuko Kobari worked on NIPPON SANGOKU: The Three Nations of the Crimson Sun (Color Design), Great Pretender (Color Design), Redline (Color Design), Skip and Loafer (Color Design), The Ancient Magus' Bride Season 2 Part 2 (Color Design), Inu-Oh (Color Design), The Ancient Magus' Bride (Color Design), The Colors Within (Color Design) and 12 more.