The "Shin-Kokinwakashu" (New Collection of Old and New waka (Japanese poems)), one of the Nijuichidaishu (twenty one representative collection) and Chokusenshu (Imperial-commissioned poem anthology) was edited during this period, but utaawase which was performed in order to do editorial work confined those of different social status to read out poems in the same location to increase the productivity of the meeting.
この時代には、勅撰集で二十一代集のひとつの『新古今和歌集』が編まれたが、その編集作業もかねて行われた歌合では、会の効率をあげるため、屋内という閉ざされたところで、身分の高きも低きも一緒のところで歌をよむようになった。