Arai Hakuseki

Arai Hakuseki was appointed as a Confucian scholar-advisor to Shogun Tokugawa Ienobu. He became the shogun's chief intellectual and policy advisor, advocating for Confucian principles in governance and legal reform.

Hakuseki revised the Buke Shohatto, the fundamental law regulating daimyo conduct, emphasizing Confucian ethics and reducing the shogunate's arbitrary power. The new code promoted moral governance and stability among the feudal lords.

Hakuseki proposed a currency reform to address inflation and debasement, advocating for a return to high-quality coinage. His plan was partially implemented but faced opposition from merchants and was later reversed, limiting its effectiveness.

Hakuseki authored major historical works including 'Tokushi Yoron' (Lessons from History) and 'Koshitsu' (Imperial History), which analyzed Japanese history through a Confucian lens. These works influenced later historical scholarship and political thought.

When Shogun Ienobu died and Tokugawa Yoshimune became shogun, Hakuseki's Confucian-influenced policies were rejected. He was dismissed from his advisory role and retired from politics, marking the end of his direct influence on shogunate policy.