This is the story of a young demon king who conquers the world while wandering around in other worlds to acquire girls.
Main world: Demonic Lance, sub-world: GATE Fantasy Self-Defense Force→One Punch Man→Blood Devouring Attack→?
PS: In fact, bookworms now think that the title of the book should be called The Strongest Demon King's Comprehensive Roaming, but there's nothing I can do if I can't change it…
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
