He took the leadership in Northern Kanto region and looked down on the status of Yoritomo, Nitta no sho was the manor of the Taira family side, and he needed to restrain MINAMOTO no Yoshinaka who was an old enemy through the parent-child generations. |
北関東での主導的地位にあり頼朝を格下に見ていたことや、新田荘が平家方の荘園であったこと、また源義仲とは親子2代に渡る宿敵関係でありこれを牽制する必要があった。 |