Furthermore, although Yushi Naishinno-ke no Kii, a female kajin (waka poet), was believed to have been Tadashige's daughter, it is also possible that she was the daughter of TAIRA no Tsunekata or FUJIWARA no Moronaga.
なお、女流歌人祐子内親王家紀伊は忠重の娘とされる一方で平経方の娘とも藤原師長の娘とも云われ定かではない。