In Kyushu at that time, the Shimazu clan in Satsuma Province had defeated the Ito clan in Hyuga Province, the Sagara and Aso clans in Higo Province, and the Arima and the Ryuzoji clans in Hizen Province.
九州地方は当時、薩摩国の島津氏が日向国の伊東氏、肥後国の相良氏、阿蘇氏、肥前国の有馬氏、龍造寺氏などを下していた。