
Quick answer — Yuuko Iwasa worked on Dr. STONE SCIENCE FUTURE Cour 2 (Character Design), Dr. STONE New World Part 2 (Character Design), Dr. STONE SCIENCE FUTURE Cour 3 (Character Design) and 8 more anime.
Yuuko Iwasa worked on Dr. STONE SCIENCE FUTURE Cour 2 (Character Design), Dr. STONE New World Part 2 (Character Design), Dr. STONE SCIENCE FUTURE Cour 3 (Character Design), Dr. STONE SCIENCE FUTURE (Character Design), Dr. STONE (Character Design), Dr. STONE New World (Character Design), Dr. STONE Special Episode – RYUSUI (Character Design), Dr. STONE: STONE WARS (Character Design) and 3 more.