Additionally because no description of his former kabane is found, it is considered that he had possessed no kabane before and it is supposed that he in fact came from hakucho (ordinary people or people in social statuses near to ordinary people).
更に、それ以前の姓に関する記載がないために、それ以前は姓を持たなかったと見られており、実際には白丁（庶民あるいはそれに近い身分）の出身であったと考えられている。