Around 1051, a daughter of ABE no Yoritoki, (in historical sources she was referred to as '中加一乃末陪' [pronounciation unkonwn], and '有加一乃末陪,' Sadato ABE's younger sister and Tsunekiyo's wife, was her older sister) who was the head of the barbarians in control of the six counties in Oshu (Northern Honshu), became his wife.
1051年（永承6年）頃に鬼切部の戦いで国府と対立していた奥州六郡を支配する俘囚（ふしゅう）長の安倍頼時（頼良）の娘（史料による呼称は「中加一乃末陪」、読み方不明、安倍貞任の妹、経清室の「有加一乃末陪」は姉）を妻に迎える。