At the time of delivery, she transformed into an Eight-fathom shark (Yahirowani) in the Kojiki and Arufumi (supplement volumes of explanatory notes in Nihonshoki) of Nihonshoki and dragon in the main text of Nihonshoki, and because Hori no Mikoto broke the promise and took a look, she returned to the land of Watatsumi no Kami.
出産の際に古事記や日本書紀一書では八尋和邇（やひろわに）の姿、日本書紀本文では龍の姿となったのを、火遠理命が約を違えて伺い見たため、綿津見神の国へ帰った。