On August 23, 1170, he was involved in a scuffle with a retainer of the regent, MATSUDONO Motofusa, because he failed to dismount his horse and pay his respects to the regent, when their paths crossed on the road, the regent traveling in a carriage, upon which, being insulted by the confrontation, fled and returned to the capital.
嘉応2年（1170年）7月3日、摂政・松殿基房の車と行き違った時に下馬の礼をとらなかったため、基房の家来と乱闘騒ぎを起こして資盛は恥辱を受けて逃げ帰った。