
Quick answer — Takafumi Nanatsuki worked on Shomin Sample (Original Story), Shomin Sample: Kujou-san no Doesu Soudan-Shitsu Anime-ban (Original Creator).
Takafumi Nanatsuki worked on Shomin Sample (Original Story), Shomin Sample: Kujou-san no Doesu Soudan-Shitsu Anime-ban (Original Creator).