She became the wife of Yoritomo, who was an exile in Izu, and when he established a military government in Kamakura, she became known as Midaidokoro (shogun or minister's wife).
伊豆の流人だった頼朝の妻となり、頼朝が鎌倉に武家政権を樹立すると御台所（みだいどころ）と呼ばれる。