In "Shokukokin Wakashu" (Collection of Ancient and Modern Japanese Poetry, Continued) there is a poem allegedly composed by Korechika while making his way through heavy snowfall on the day of the Empress's funeral.
皇后葬送の日、大雪の中を歩行して従った伊周が詠んだという歌が『続古今和歌集』に残る。