Nurarihyon no Mago: A Love Story of the Imperial Capital (ぬらりひょんの孫 帝都鯉物語, Nurarihyon no mago: teito koimonogatari) is the fourth light novel based on the Nurarihyon no Mago series.
- A story of exterminating a bad shogunal vassal to prove Rihan's human friend (Sounosuke)'s father innocence. It's the first battle for 10 years old Rihan!
- A painter's love to a noble's daughter caused his death and turns him to yokai. Rihan, Aotabou and Kubinashi plays cupid in this love story.