A giant black-and-red bird. It is one of the creator's of the Sharingan. It is the creator of the Master Sharingan which it keeps to itself, until it met Ryun Uchiha. It bestowed it upon him and his descendants, a new Sharingan Kekkai Genkai that the original Uchiha never dreamed of. He also gave these new Sharingan to Tora Uchiha, and Itachi Uchiha.