dissertation, Harvard University, Graduate School of Arts & Sciences. http://nrs.harvard.edu/urn-3:HUL.InstRepos:42029681 1155 births 1225 deaths Japanese poets Japanese Buddhist clergy People of Heian-period Japan People of Kamakura-period Japan 13th-century Buddhists Hyakunin Isshu poets Heian period Buddhist clergy Kamakura period Buddhist clergy Buddhist poets 13th-century Japanese historians