In 1353, Hidetsuna who took the position of Samurai-dokoro no tsukasa (the officer of the Board of Retainers) was killed while protecting Emperor Gokogon, Yoshiakira ASHIKAGA, and others who were expelled from Kyoto, and in 1362 the hideakira SASAKI brothers, who were sons of Hidetsuna, were killed in the battle of Settsu Kanzaki-bashi bridge.
正平8年/文和2年（1353年）には侍所司を務めていた秀綱が、京を追われた後光厳天皇、足利義詮らを護衛している最中に討たれ、正平17年/貞治元年（1362年）には摂津神崎橋での戦いで、秀綱の子である佐々木秀詮兄弟が討たれる。