His son Sanetsune also participated in the punitive force with the migyosho (document for informing of decisions made by third or upper ranked authorities) of Yoshisada NITTA against the defeated army of Takauji ASHIKAGA who escaped to Kyushu.
その子吉川実経も新田義貞の御教書を奉じて、九州へと敗走した足利尊氏方の残党討伐に参加している。