Quick answer — Kazuhiro Arai worked on Ghost in the Shell: Stand Alone Complex - Solid State Society (Art Design), Getter Robo: Armageddon (Art Director), Kenichi: The Mightiest Disciple: The Attack of Darkness (Art Director) and 18 more anime.
Kazuhiro Arai worked on Ghost in the Shell: Stand Alone Complex - Solid State Society (Art Design), Getter Robo: Armageddon (Art Director), Kenichi: The Mightiest Disciple: The Attack of Darkness (Art Director), Detective Conan: Jolly Roger in the Deep Azure (Background Art), Attack on Titan: Junior High (Art Director), Endo and Kobayashi Live! The Latest on Tsundere Villainess Lieselotte (Art Director), Ghost Hound (Art Design), Kurenai (Art Director) and 13 more.