was the founder and first shogun of the Ashikaga shogunate. His rule began in 1338, beginning the Muromachi period of Japan, and ended with his death in 1358. He was a descendant of the samurai of the (Minamoto) Seiwa Genji line (meaning they were descendants of Emperor Seiwa) who had settled in the Ashikaga area of Shimotsuke Province, in present-day Tochigi Prefecture.