Keitarou Gentouga

Keitarou Gentouga is a young man with a spiritual constitution, Yayoi Houzuki's tutor, and Eiko Houzuki's childhood friend. He can sense supernatural beings, and his presence tends to attract them. His grandmother taught him to exercise and meditate to reduce the risk of possession, leaving him physically fit and capable of carrying Yayoi while fleeing hostile spirits.