It is assumed that, during the period from the 11th general Ienari TOKUGAWA to the 12th general Ieyoshi TOKUGAWA, she reigned over O-oku, extended her influence even to political management, and made the financial conditions of the bakufu very tight, which is one of the factors that led to the collapse of the shogunate government.
11代将軍徳川家斉から12代将軍徳川家慶の治世の間、大奥に君臨し、政権運営にも影響力を及ぼして財政の逼迫などの幕府破綻要素を作ったとされている。