His mother was the eldest daughter of the taishin hatamoto (greater vassal) Tadayoshi SAKAI (a biological younger brother of tairo (chief minister) Tadakatsu SAKAI (the lord of the Obama domain of Wakasa Province)).
母は大身旗本酒井忠吉（大老酒井忠勝(若狭国小浜藩主)の実弟）の長女。