Although the collection of his poems "Gidosanshishu" (Collection of Gidosanshi) had been dispersed and lost, Korechika had been Chokusen kajin (poet selected by the emperor) after "Goshui Wakashu" (Later Collection of Gleanings of Japanese Poetry).
歌集『儀同三司集』は散逸してしまったが、『後拾遺和歌集』以下の勅撰歌人である。