
Quick answer — Kana Hashidate worked on Failure Frame: I Became the Strongest and Annihilated Everything with Low-Level Spells (Character Design), Ura☆Higu (Key Animation).
Kana Hashidate worked on Failure Frame: I Became the Strongest and Annihilated Everything with Low-Level Spells (Character Design), Ura☆Higu (Key Animation).