
Quick answer — Yukiya Murasaki worked on How NOT to Summon a Demon Lord (Original Story), How NOT to Summon a Demon Lord Ω (Original Story), Isekai Maou to Shoukan Shoujo no Dorei Majutsu ULT (Original Story).
Yukiya Murasaki worked on How NOT to Summon a Demon Lord (Original Story), How NOT to Summon a Demon Lord Ω (Original Story), Isekai Maou to Shoukan Shoujo no Dorei Majutsu ULT (Original Story).