 In 1744, he was wed to a daughter of Matsudaira Masakata of Aizu Domain.In 1745, on his father’s death, he became "daimyō" and his titles were changed to "Kaga-no-kami" and "Sakonoe-chusho".However, later the same year, his wife died in childbirth, and he followed less than a month later at the age of 21.