Gw mau tau Lihat juga dari Fujiwara no Kamatari

Brinkley, Frank and Dairoku Kikuchi. (1915). A History of the Japanese People from the Earliest Times to the End of the Meiji Era. New York: Encyclopædia Britannica. OCLC 413099

Nussbaum, Louis-Frédéric and Käthe Roth. (2005). Japan encyclopedia.  Cambridge: Harvard University Press. ISBN 978-0-674-01753-5; OCLC 58053128

Titsingh, Isaac. (1834). Nihon Ōdai Ichiran; ou, Annales des empereurs du Japon. Paris: Royal Asiatic Society, Oriental Translation Fund of Great Britain and Ireland. OCLC 5850691