Quick answer — Natsuko Ootsuka worked on Izetta: The Last Witch (Color Design), In/Spectre (Color Design), How NOT to Summon a Demon Lord (Color Design) and 5 more anime.
Natsuko Ootsuka worked on Izetta: The Last Witch (Color Design), In/Spectre (Color Design), How NOT to Summon a Demon Lord (Color Design), SHAMAN KING (2021) (Color Design), Anonymous Noise (Color Design), Firefighter Daigo: Rescuer in Orange (Color Design), SHAMAN KING FLOWERS (Color Design), DRAMAtical Murder (Color Design).
