
Quick answer — Yuki Akiyama worked on The Eccentric Family 2 (Sub Character Design), COLORFUL STAGE! The Movie: A Miku Who Can't Sing (Character Design), IRODUKU: The World in Colors (Character Design) and 1 more anime.
Yuki Akiyama worked on The Eccentric Family 2 (Sub Character Design), COLORFUL STAGE! The Movie: A Miku Who Can't Sing (Character Design), IRODUKU: The World in Colors (Character Design), The aquatope on white sand (Character Design).