Bearing in mind the fact that he presented his poems to several imperial princes and princesses, such as Prince Yuge, Imperial Prince Toneri and Imperial Prince Niitabe, some people do not think that he served a particular prince.
複数の皇子・皇女（弓削皇子・舎人親王・新田部親王など）に歌を奉っているので、特定の皇子に仕えていたのではないだろうとも思われる。