"The Tale of Genji" had been divided between 37 chapters including 'Kumogakure' and 18 chapters of 'Narabi' before the Kamakura period ("Utsuho monogatari" and "Hamamatsu Chunagon Monogatari (The Tale of Hamamatsu Chunagon (vice-councilor of state))" have Narabi, too).
『源氏物語』は鎌倉時代以前には、「雲隠」を含む37巻と「並び」18巻とに分けられていた（なお並びがあるものは他に『宇津保物語』、『浜松中納言物語』がある）。