Later he allied with Harumoto HOSOKAWA, the son of Sumimoto HOSOKAWA who was his Gikyodai (associate with each other as brother) to fight with Takakuni HOSOKAWA and Tanenaga HATAKEYAMA, the common enemies, and overthrew Takakuni in 'Daimotsu-kuzure' (Battle of Daimotsu).
その後、義兄弟でもある細川澄元の子細川晴元と結んで、共通の敵であった細川高国や畠山稙長と争い、「大物崩れ」において高国を倒した。