Isshin Saitou (斉藤一心)
He is Yakumo's uncle and father of Nao. He is kind of a father for Yakumo and lives in a Buddhist temple. In order to make Yakumo feel a little bit more comfortable he wears a red adherent lens. Also Isshin was the one who named Yakumo.
Voice Actors
Toshihiko Seki
Japanese