Quick answer — Takahiro Tsurusaki worked on How NOT to Summon a Demon Lord (Original Character Design), How NOT to Summon a Demon Lord Ω (Original Character Design), Isekai Maou to Shoukan Shoujo no Dorei Majutsu ULT (Original Character Design).
Takahiro Tsurusaki worked on How NOT to Summon a Demon Lord (Original Character Design), How NOT to Summon a Demon Lord Ω (Original Character Design), Isekai Maou to Shoukan Shoujo no Dorei Majutsu ULT (Original Character Design).
