Hakata Tonkotsu Ramens (博多豚骨ラーメンズ, lit. Hakata Pork Bones Ramens) is a light novel series written by Chiaki Kisaki and illustrated by Hako Ichiiro. A two volume manga series ran in the GFantasy manga magazine, and an anime adaptation is set to air in January 2018.
The story takes place in a ward of Fukuoka. The city seems peaceful at first, but it conceals a dark underbelly. In a city of killers where 3% of the population are professional killers, the story revolves around killers for hire, killer organizations and a mysterious killer of killers.