The Irresponsible, Slothful Demon Lord

The party of heroes, feared by all three Demon Kings, is effortlessly defeated by the laziest of them, the last-ranked Demon King!

Is Zion, the Demon King of Sloth, just too strong?

Or is the party of heroes just too weak?

Anyway, the full title of this book is The Demon King Is Clearly So Strong, Yet He's Unreasonably Lazy.

Also known as The Lazy Demon King Founds a Nation While Slacking Off.

Also known as How Can I Enrich My Nation and Strengthen Its Military Without Raising Lolis?

Also known as Zion's Guide to Reviewing Otherworldly Monster Girls.