According to the legend, Masakado's decapitated head was put on public display at Shichijogawara in Kyoto, but it looked as if his eyes were wide open and he was grinding his teeth even after many months.
言い伝えでは討ち取られた首は京都の七条河原にさらされたが、何ヶ月たっても眼を見開き、歯ぎしりしているかのようだったといわれている。