Doctor of Chinese herbal medicine, Confucian scholar. In 1836, he moved to Edo where he was favored by a medical officer of the Tokugawa Shogunate, and in 1861 he assumed a role as court physician. In 1865, he came to fame for treating the illness of Léon Roche, a French envoy, and was selected as a court physician for the shogun’s family. In 1879, he became the personal physician to the Crown Prince Harunomiya (later Emperor Taisho). Shohaku devised the recipe which was the root of Asada Candy.