The Haunted Teahouse: All My Customers Are Terrifying

Opening a Shop with a System: A Mysterious Pawnshop Where Anything Can Be Traded

A pawnshop or store where people can trade their lifespan. Ideally, it has a System or was inherited as a mysterious shop.

Any Novels About Running a Hotel or B&B?

Seeking Horror Novels With Intelligent Characters

Please recommend really terrifying suspense novels. Ideally, the male lead is smart, and doesn't fall for every woman he sees. Preferably with no romance.

Looking for a Laid-Back Novel Where the Protagonist Opens a Hotel or Restaurant (｡･Ω･｡)