His children were Michio KOGA, Dajo-daijin (grand minister of state), Michitsugu KOGA, Gon Chunagon (a provisional vice-councilor of state), Michieda KOGA, Sakone no chujo (middle captain of the Left Division of Inner Palace Guards) and Michinobu KOGA, Sangi (councilor).
子に太政大臣久我通雄、権中納言久我通嗣、左近衛中将久我通材、参議久我通宣がいる。