However, in modern times, since Hidematsu WADA presumed that the author had been his elder brother, FUJIWARA no Shigetaka, and that the year of compilation had been the late 1110's, this presumption has been widely accepted.
しかし、近代に和田英松が著者をその兄の藤原重隆として編纂年代を1110年代後半と推定してからは通説であった。