It is said that Yoshimochi wrote manajo (a preface written in Chinese) for 'Kokin Wakashu' (A Collection of Ancient and Modern Japanese Poetry) and three of his waka (a traditional Japanese poem of thirty-one syllables) were chosen for Chokusen wakashu (anthology of Japanese poetry compiled by Imperial command) including 'Kokin Wakashu.'
「古今和歌集」の真名序は淑望が執筆したものとされ、和歌は「古今和歌集」以後の勅撰和歌集に3首が入されている。