There is no description about Mimimotoji in any documents, but according to "Kaifuso" (Fond Recollections of Poetry), Kamatari gave his daughter marry to the Prince Otomo.
耳面刀自なる人物も他に見えないが、『懐風藻』大友皇子伝によれば、鎌足が娘を大友皇子に捧げたことがあるという。