自称!平凡魔族の英雄ライフ ~B級魔族なのにチートダンジョンを作ってしまった結果~

In this Japanese fantasy series from Kōdansha (2018–present), a self-proclaimed ordinary demon unexpectedly gains the ability to create a cheat dungeon, turning his mundane life into an extraordinary adventure. Running for eight issues, the story blends humor and action as the protagonist navigates his newfound powers and the chaotic consequences they bring. Known for its lighthearted take on the isekai and dungeon-building genres, it offers a fresh spin on the "overpowered protagonist" trope.