During the Onin War broke out in 1467, as Mochikiyo KYOGOKU, the constable in Izumo Province, took Hosokawa's side, Tadasuke MITOYA went to Kyoto and fought Yoshikado SHIBA, which was on Yamana's side.
応仁元年（1467年）から始まる応仁の乱では出雲国守護京極持清は細川方に組し、三刀屋忠扶も上洛して山名方の斯波義廉と戦っている。