A doctor working for the government. He is a complete workaholic; a fact which often grates on the nerves of the people around him. He does not seem to have a good relationship with Hirato, and Yogi seems to be slightly scared of him. It is implied that he is wealthy. Due to the reserved, unfeeling and stoic front, he puts up most of the time he is rather disliked by many, yet he is actually a very gentle person who cares for living beings, Nai being one of them.
