Hayashi Razan
Hayashi Razan (林 羅山, 1583 – March 7, 1657), also known as Hayashi Dōshun, was a Japanese historian, philosopher, political consultant, and writer, serving as a tutor and an advisor to the first four shōguns of the Tokugawa bakufu. He is also attributed with first listing the Three Views of Japan. Razan was the founder of the Hayashi clan of Confucian scholars. Razan was an influential scholar, teacher and administrator. Together with his sons and grandsons, he is credited with establishing the official neo-Confucian doctrine of the Tokugawa shogunate.