When Emperor Godaigo, who had escaped from Kyoto, fled to Mt. Hiei in 1336, the heads of thirteen families in Yasego carried koshi and took up arrows to guard the Emperor.
延元元年（1336年）、京を脱出した後醍醐天皇が比叡山に逃れる際、八瀬郷13戸の戸主が輿を担ぎ、弓矢を取って奉護した。