
Quick answer — Chigai Okado worked on Trinity Seven: Eternal Library & Alchemic Girl (Prop Design), Arte (Prop Design), TRINITY SEVEN (Prop Design) and 1 more anime.
Chigai Okado worked on Trinity Seven: Eternal Library & Alchemic Girl (Prop Design), Arte (Prop Design), TRINITY SEVEN (Prop Design), ViVid Strike! (Prop Design).