
Quick answer — Tetsuya Kumagai worked on Digimon Adventure: Last Evolution Kizuna (Animation Digimon Design), Record of Ragnarok III (Sub Character Design), Skip Beat! (Character Design) and 1 more anime.
Tetsuya Kumagai worked on Digimon Adventure: Last Evolution Kizuna (Animation Digimon Design), Record of Ragnarok III (Sub Character Design), Skip Beat! (Character Design), Log Horizon 2 (Character Design).