Amanojaku Kuroki is a central character in the anime series Gakkou no Kaidan (Ghost Stories). He is a vengeful spirit trapped inside the body of a cat named Kaya by the protagonist's mother. Despite his antagonistic beginnings, Amanojaku becomes a reluctant ally to the children, helping them combat various supernatural threats. His sarcastic and mischievous demeanor provides comic relief, while his knowledge of the occult proves invaluable. Throughout the series, Amanojaku's complex personality and mysterious past add depth to the story.