"Kou Minamoto at your service!"

"Take your memory of me as a souvenir to the afterlife!"

He's not just any supernatural. It took all of my grandmother's strength, seal away hanako-san of the toilet. He's a really, really, diabolical evil spirit! And look, he uses that carving knife for a weapon. That's proof that he used it as a weapon when he was alive too! He used that knife to take someone's life!