In 1150, Yoshikuni conflicted with Ukone no daisho (Major Captain of the Right Division of Inner Palace Guards) Oii Mikado FUJIWARA no Saneyoshi to burn down Saneyoshi's residence; Yoshikuni received chokkan.
久安6年（1150年）、右近衛大将大炊御門藤原実能と争い、実能の屋敷を焼き払い勅勘を蒙る。