林羅山
Hayashi "Daigaku-no-kami" Gakusai was a member of the Hayashi clan of Confucian scholars, each of whom were "ad hoc" personal advisers to the shōguns prominent figures in the educational training system for the "bakufu" bureaucrats. The progenitor of this lineage of scholars was Hayashi Razan, who lived to witness his philosophical and pragmatic reasoning become a foundation for the dominant ideology of the "bakufu" until the end of the 19th century.