1579–1632 Second Tokugawa shogun; hardened the persecution Also written: Tokugawa Hidetada · 徳川秀忠
Ieyasu's heir, shogun from 1605 and ruler in fact from 1616, who turned his father's ban into systematic persecution — the Great Genna Martyrdom of 1622 was his. Under him the machinery of surveillance that would strangle the mission took shape.