Although it was a branch family of Koga-kubo (descendants of one of the Ashikaga families that held the office of the Kanto region administrator), the both families battled each other for supremacy, but it was inherited through two generations from Yoshiaki ASHIKAGA to Yorizumi ASHIKAGA and became the foundation for the Kitsuregawa clan in later years.
古河公方の分家で本家と覇権を争ったが、足利義明・足利頼純の2代にわたって受け継がれ、後の喜連川藩の元となった。