Tadatsune NAGAOKA and Tadaharu NAGAOKA, who were born between Kyumu and his second wife Kiku, were invited to Kumamoto, Higo by Mitsunao HOSOKAWA after the death of Kyumu and became the Nagaoka-naizen family, a vassal of the Kumamoto clan.
後妻・喜久との間に生まれた長岡忠恒・長岡忠春は、休無の死後に細川光尚から肥後熊本に招かれて熊本藩の一門家臣長岡内膳家となった。