An excellent waka poet, Yoritsuna sang many poems at waka competitions to which he was invited, and eight poems of his are recorded in chokusen wakashu (anthology of Japanese poetry compiled by Imperial command), namely "Goshui wakashu," "Kinyo wakashu," "Shika wakashu" and "Zoku kokin wakashu."
和歌に秀でており、多くの歌合に招かれて歌を詠み、『後拾遺和歌集』、『金葉和歌集』、『詞花和歌集』、『続古今和歌集』などの勅撰和歌集に、それぞれ計8首入集している。