otumami is a Freelance Illustrator, Art Director, Concept Artist that has done cards for the Pokémon TCG. Her Twitter account is:
@_otumami_
They worked on PM2023 as Design Collaborator for the first 13 episodes, and were also responsible for the Color Script of the 18th episode as well as of the second and fourth OP animation, has also participated as a Painter for the second OP animation and has also partially storyboarded and directed the fourth OP animation.