
Quick answer — Kentarou Matsumoto worked on D-Frag! (Character Design), In/Spectre 2 (Character Design), The Villager of Level 999 (Character Design) and 1 more anime.
Kentarou Matsumoto worked on D-Frag! (Character Design), In/Spectre 2 (Character Design), The Villager of Level 999 (Character Design), Grimm's Notes The Animation (Character Design).