The Reibu family of Iwamatsu clan, a descendant of Mitsuzumi, won in a strife against the Keicho family, another line of the Iwamatsu clan, and was based at Nittakanayama-jo castle, located in the former territory of the Nitta clan.
満純の子孫である岩松氏礼部家は、岩松氏の別流京兆家との争いを勝ち抜き、新田氏の故地である新田金山城を本拠とした。