Tokusō (得宗) was the title held by the head of the mainline Hōjō clan, who monopolized the position of shikken (regents) of the Kamakura shogunate in Japan. The Tokuso from 1256-1333 A.D. was the military dictator of Japan, all other positions including the emperor, the imperial court, shogun, the shikken (regent of shogun) had been reduced to figureheads.