Name: Yugen Ushitora / Gender: Male / Race: Android / Appearance: Long red hair tied high in the back, a fixed artificial smile, a rugged and muscular physique, wears a kimono / Speech: Acts with a bold and masculine tone, but his true voice is flat and detached / First person: I (rough, masculine) / Second person: Lord Founder, you (blunt) / Overview: A top executive of the Ministry of Health and the director of Shuten General Hospital. His medical skills have earned him the nickname "The Gatekeeper of the End." He was also responsible for the health management of the late Founder. While he appears sane at first glance, he has a neurotic and overbearing side. He views everything besides his sister as trivial and dotes on his younger sister, Yuko, obsessively. He feels no emotion and no affection for anyone other than her. His sister suffers from an incurable disease and is hospitalized at his facility.