It is also particularly noteworthy that Hikaru Genji's cousin, Asagao no Saiin, who appears in "The Tale of Genji," is set up as a Saiin Priestess from a female relative of the Emperor, actually rare in the case of Saiin.
なお、『源氏物語』には光源氏の従姉妹の朝顔斎院が登場するが、現実の斎院では稀な女王に設定されている点が注目される。