Isabelle's Feudal Japan Timeline By issierose Jan 1, 1192 Yoritomo Becomes Shogun Jan 1, 1542 Portugese traders Arrival in japan Jan 1, 1543 European Arrival In Japan Jan 1, 1603 Japan Closes Door To The West the emperor appoints Yoritomo as "shogun" (military leader) with residence in Kamakura (bakufu system of government) Mar 2, 2022 Beggining Of Heian Period