Cain

Cain (seiyū: Takayuki Fujimoto) is a young male Bount whom Jin Kariya had left in Koga's care many years ago. He has cropped reddish-brown hair and blue eyes, and often seen with a similar expression to Ichigo Kurosaki's. He states that before he came to live with Koga, he had a difficult life.

Waineton is Cain's doll.