While Mochikuni was still childless he had named his younger brother, Mochitomi HATAKEYAMA, as his successor but with the birth of his son, Yoshinari HATAKEYAMA, he excluded his brother and made his son the heir.
持国には実子が無く、弟の畠山持富を後継としていたが、その後に実子の畠山義就が誕生し、持富を廃しこれを後継とするも、