She is known as the author of "Sarashina Nikki" (Sarashina Diary), in which she wrote about her life from about the age of ten to about fifty, and according to the postscript of Sarashina Nikki Gyobusubon (Emperor's book stock), she is considered to be the author of "Hamamatsu Chunagon Monogatari" (The Tale of Hamamatsu Chunagon).
10歳頃から50歳頃までの人生を綴った『更級日記』の作者として知られ、更級日記御物本奥書により、『浜松中納言物語』などの物語の作者ともされる。