Afterwards, the domain was divided into three and one-third was given to each of Takatomo's sons (Tango trifurcation) and in Mineyama, the Mineyama Domain was established by Takamichi KYOGOKU (the lord of the Mineyama Domain of Tango Province).
その後、高知の三子により3藩に別れ（丹後三分割）、峰山には京極高通(丹後国峰山藩主)により峰山藩が置かれる。