Input (grade 10): The political entity of this period was the Tokugawa shogunate. The Tokugawa shogunate was officially established in Edo on 24 March 1603 by the shogun Tokugawa Ieyasu.
Output (grade 12): The period is marked the governance of the Tokugawa shogunate, which was functionally established at Edo in 1603 by the Tokugawa Ieyasu.