Tozama daimyō

Tozama daimyō (外様大名, "outside daimyō") was a class of powerful magnates or daimyō (大名) considered to be outsiders by the ruler of Japan during the Edo period (江戸時代). Tozama daimyō were classified in the Tokugawa shogunate (江戸幕府) as daimyō who became hereditary vassals of the Tokugawa after the Battle of Sekigahara (関ヶ原の戦い). Tozama daimyō were discriminated against by the Tokugawa and opposed to the fudai daimyō, who were allies or vassals of Tokugawa before Sekigahara.