About Mugaku Sogen

Mugaku Sogen (無学祖元), also known as Bukko Kokushi was a prominent Zen Buddhist monk of the 13th century in Japan, an emigre from Song dynasty China. He was adviser to Japan's most powerful ruler of the day, the regent of the shōgun (Shikken) Hōjō Tokimune. He founded the Zen temple Engaku-ji in Kamakura, one of Japan's five most important Zen temples.