^ Edwin A. Cranston (1993) A Waka Anthology: Grasses of remembrance, Stanford University Press, →ISBN, page 138
^ Helen Craig McCullough (1985) Kokin Wakashū: The First Imperial Anthology of Japanese Poetry; with Tosa Nikki and Shinsen Waka, illustrated, reprint edition, Stanford University Press, →ISBN, page 21
^ Sugawara no Takasue no Musume, Sonja Arntzen, Moriyuki Ito (2014) The Sarashina Diary: A Woman's Life in Eleventh-Century Japan (Translations from the Asian Classics), illustrated, reprint edition, Columbia University Press, →ISBN, page 111
^ Paula Doe, Yakamochi Ōtomo (1982) A Warbler's Song in the Dusk: The Life and Work of Ōtomo Yakamochi (718-785), illustrated edition, University of California Press, →ISBN, page 32