There was a tendency to treat Arima no miko as a legend, however, and the death poems were described in "Toshiyori Zuino" (Toshiyori's Treatise; written by MINAMOTO no Toshiyori) as written by Arima no miko when he quarrelled with his father Kotoku and ran away from home.
ただし、『俊頼髄脳』では辞世歌が父孝徳とケンカして出奔した際の歌とされているなど、伝説化の一途をたどるようになる。