According to a theory by Toshiaki WAKAI, because the discoverer of the two brothers, elder and younger Oke no mikos, was a person who belonged to "Oshinbe" (a group of court servants who worked for Iitoyo no miko's direct servants), it is presumed that the brothers had from earlier been hidden under protection of Iitoyo no miko and the discovery of them was a half expected outcome.
若井敏明の説では億計王・弘計王の兄弟を発見したのは「忍海部」の人物であることから、実は兄弟は早くから飯豊王の保護下に匿われており、発見は半ば出来レースだったと推測する。