In an effort to promote the transformation of the feudal government from a military to civilian institution, he dismissed Yoshiyasu YANAGISAWA and appointed Hakuseki ARAI, and also gave orders to Shigehide OGIWARA in an attempt to reform the government's financial practices, but Ienobu died on November 12, 1712, three years after he took office.
柳沢吉保を免職し、間部詮房・新井白石を登用して文治政治を推進し、荻原重秀に命じて財政改革を試みたが、在職3年後の正徳2年10月14日（1712年11月12日）に死去。