His poems appeared in "Senzai waka shu" (Collection of a Thousand Years), but the compiler Toshinari hesitated to put the name of Tadanori who became choteki (enemy of the imperial court) on it, so his poems appeared anonymously.
『千載和歌集』に彼の歌があるが、撰者の俊成は朝敵となった忠度の名を憚り、よみ人しらずとして掲載している。