Also, Yorichika's first home base was the shoryo (territory) in Toshima-gun, Settsu Province that is assumed to have been succeeded from his father Mitsunaka and he also worked on establishing other bases in the same province.
また頼親は当初、父満仲から相続したと推定される摂津国豊島郡(摂津国)の所領を地盤としており、同国における拠点の確立に努めた。