Quick answer — Takaaki Suzuki worked on Violet Evergarden: the Movie (World Design), Violet Evergarden (World Design), Violet Evergarden: Eternity and the Auto Memory Doll (World Design) and 8 more anime.
Takaaki Suzuki worked on Violet Evergarden: the Movie (World Design), Violet Evergarden (World Design), Violet Evergarden: Eternity and the Auto Memory Doll (World Design), Girls und Panzer das Finale - Part 3 (Supervisor), DEAD DEAD DEMONS DEDEDEDE DESTRUCTION (World Design), Girls und Panzer: This is the Real Anzio Battle! (Script), Dead Dead Demon's Dededededestruction Zenshou (World Design), Sparks of Tomorrow (World Design) and 3 more.