www.japan-guide.com/e/e2127.html

http://www.history.com/topics/samurai-and-bushido

http://www.medieval-life-and-times.info/medieval-knights/

http://www.ducksters.com/history/middle_ages_feudal_system.php

http://www.facts-about-japan.com/feudal-japan.html

http://www.historylearningsite.co.uk/medieval_farming1.htm

https://prezi.com/v15cjjazxyqa/medieval-japan-farming/

http://www.skwirk.com/p-c_s-14_u-177_t-516_c-1919/act/history/medieval-and-early-modern-societies-japan/life-in-feudal-japan/castle-towns