However, as there were influential families nearby, such as the Yuki clan, the Chiba clan, both of which had close relationship with Koga-kubo, the Mariya clan had no choice but to fall under the sway of their influence.
近隣には古河公方と親密な結城氏、千葉氏の勢力が存在し、真里谷氏はその下風に立たざるを得なくなっていた。