
Quick answer — Atsushi Kokubo worked on Sound! Euphonium 2 (Editing), Miss Kobayashi's Dragon Maid (Editing), Miss Kobayashi's Dragon Maid: Valentines and Hot Springs! (Please Don't Get Your Hopes Up) (Editing) and 1 more anime.
Atsushi Kokubo worked on Sound! Euphonium 2 (Editing), Miss Kobayashi's Dragon Maid (Editing), Miss Kobayashi's Dragon Maid: Valentines and Hot Springs! (Please Don't Get Your Hopes Up) (Editing), Myriad Colors Phantom World: The Polka Dot Miracle (Editing).