Hojo Tokimasa was a prominent Japanese samurai and the founder of the Hojo clan, which played a significant role during the Kamakura period. Born in 1138, he served as a military leader and became the first shikken, or regent, for the shogunate, overseeing the governance of Japan on behalf of the shogun. Tokimasa was instrumental in consolidating power for the Hojo clan and establishing their influence over the Kamakura shogunate. His leadership helped shape the political landscape of Japan during the late 12th century, and he is remembered for his contributions to the samurai class and feudal governance.