He married the daughter of FUJIWARA no Tokihira and his sons, MINAMOTO no Masanobu, MINAMOTO no Shigenobu and MINAMOTO no Hironobu were given surname of MINAMOTO Asomi and descended to the status of the subject, and became the founder of Uda-Genji (Minamoto-clan).
室として藤原時平の娘を娶り、子の源雅信、源重信、源寛信は源朝臣の姓を賜って臣籍に下り、宇多源氏の祖となった。