Deishuu Kaiki

貝木泥舟

Kaiki is a cunning conman known for his deceptive skills, having previously swindled Hitagi and caused Nadeko's curse. Despite his deceitful nature, he occasionally attempts to help others. He has a past as a university student and harbored feelings for Tooe Gaen, leading him to watch over her daughter, Kanbaru, out of respect. Kaiki also serves as the narrator in Koimonogatari.