There is a rock at the top of Mt. Hiei called 'Masakado Iwa' that was named after this legend and there is even a traditional belief that has been handed down that Masakado's chagrined face has appeared on the rock.
また、比叡山上には、この伝説にちなんだ「将門岩」も存在し、そこには将門の無念の形相が浮かび出るという伝承までがなされている。