 Hosokawa Takakuni, the adopted son of Masamoto, colluded with Yoshioki and opposed Hosokawa Sumimoto, another adopted son of Masamoto.Under pressure from Takakuni and Yoshioki, in 1508, Sumimoto fled together with Ashikaga Yoshizumi, the "shōgun", to Ōmi Province.Pledging support for Yoshitane, Yoshioki entered the town of Sakai in Izumi Province and strengthened his ties to Hosokawa Takakuni in their mutual effort to pacify followers of Sumimoto in the Kinai Region.