Tomoharu Kishibe
Student at Takamasa's school in episode 4. Which is also his best friend. Spoiler He died with his family in a car accident going to the grave. He was hit by a group of young high drivers thus when he became a shikabane, he seeked revenge for the same group of people. Being let go by Takamasa four years ago, he came back summoned by the traitor monk, to resist against the shikabane himes. This time, Takamasa was able to kill him with the resolve and the punishment for when he couldn't.