Masatoshi's son Nagamichi was employed by Hideyasu YUKI, who was a son of Ieyasu TOKUGAWA and was adopted as a son-in-law by the Yuki Family, thus ending the history of the Sumitomo as a Samurai family.
政俊の子・長行は、徳川家康の子で結城家へ養子入りした結城秀康に用いられるが、住友家の武家の歴史はここまでである。