Quick answer — Toshiyuki Kubooka worked on Shangri-La Frontier Season 2 (Director), Shangri-La Frontier (Director), Berserk: The Golden Age Arc III - The Advent (Director) and 14 more anime.
Toshiyuki Kubooka worked on Shangri-La Frontier Season 2 (Director), Shangri-La Frontier (Director), Berserk: The Golden Age Arc III - The Advent (Director), Berserk: The Golden Age Arc - Memorial Edition (Theatrical Supervisor), Gunbuster (Character Design), Giant Robo the Animation: The Day the Earth Stood Still (Character Design), Berserk: The Golden Age Arc II - The Battle for Doldrey (Director), The Idol Master (Original Character Design) and 9 more.