If the legend of Yoriie's having been killed in battle before he obtained his legitimate child was correct, then a person by the name of Yorihusa SHO in the family tree of Bicchu-Sho clan could possibly be one of Ietsugu's sons, which is considered right (Or, it is considered that a fictional name was listed to fill up a vacancy in the family tree).
頼家が嫡子を作る前に戦死したと言う伝承が正しければ、備中庄氏の系図にある庄頼房なる人物は家次の子息の1人である可能性が生じ、そう考えられる（あるいは系図の埋め合わせの為に架空の人名を記したとも考えられる）。