Ken Hideyoshi

Ken Hideyoshi (豊臣 件, Hideyoshi Ken), often referred to as Doc (医師, Ishi), is a spiritually aware Human situated in Japan. The Director of a Hospital, Ken plays a role in assisting any real world-situated. He is noted to be a master physician and scientist, utilizing abnormal abilities to even take on Shinigami in combat.

Ken was noted to be the only Human in the World of the Living whom fears due to his outstanding knowledge and mastery of anatomy.