Japan Societies By zackelley Period: 500 to May 3, 1947 Yamato empire Jan 1, 600 Sending Nobles To China Japan had sent nobles to china to study the chineese way of life, they returned spreading the chineese technology and arts. Jan 1, 1185 Buddhism was introduced Jan 1, 1274 The Kamakura shogunate repelled Mongol invasions Mar 2, 2022 the Asuka period Mar 2, 2022 Emperor Kammu moved the capital from Nara to Nagaoka-kyō Mar 2, 2022 The smallpox epidemic is believed to have killed as much as one-third of Japan's population Mar 2, 2022 the Asuka period