The Kojiki and the third addendum to the Nihonshoki state that because Hoori saw Toyotamabime giving birth in her original form, she felt ashamed and returned to the country of the sea, but she sent her younger sister Tamayoribime to him with a poem in order to raise the child.
古事記および日本書紀の第三の一書では、トヨタマビメは元の姿に戻って子を産んでいる所をホオリに見られたのを恥じて海の国に戻ってきたが、御子を育てるために、歌を添えて妹のタマヨリビメを遣わした、とある。