According to some theories, the birthplace of Nukata no Okimi may be traced back to the former Nukata no sato village, Hegurino-kori in Yamato Province (the present-day Yamatokoriyama City, Nara Prefecture) or the eastern part of Shimane Prefecture (formerly Ou-no-kori in Izumo Province).
額田王の出生地に関しては、大和国平群郡額田郷や島根県東部(出雲国意宇郡)に求める説がある。