It is said that the eldest son Yoshimune SUGIMOTO became the founder of Wada clan; the second son Yoshizumi MIURA became the inheritor of Yoshiaki and one of his daughters became a concubine of MINAMOTO no Yoshitomo, who extended his influence to the East.
長男の杉本義宗は和田氏の祖、次男の三浦義澄は父の後嗣となり、また娘の一人は坂東に進出した源義朝の側室となったという。