Thedungeoninyarnyonekinjidanchinoko -

: Unlike high-fantasy "isekai" stories, this series focuses on the socio-economic reality

Given the information:

: The series is produced by the circle Kinjidanchinoko (禁忌団地の子), a Japanese independent creator known for producing niche adult-oriented manga and illustrations. thedungeoninyarnyonekinjidanchinoko

: The transition from a mundane hallway to an impossible "dungeon." : Unlike high-fantasy "isekai" stories, this series focuses

A one-page summary designed for media or promotional purposes. : Unlike high-fantasy "isekai" stories

It is important to clarify that the keyword does not correspond to any known mainstream game, anime, manga, or light novel title as of my latest knowledge update.

(a Japanese public housing complex) or a specific series like (known in English as Delicious in Dungeon