It says that at this event, twelve children sang a song that foretold the future of the newly born prince (later Emperor Antoku) as they walked over the bridge clapping their hands.
このとき、12人の童子が手を打ち鳴らしながら橋を渡り、生まれた皇子（後の安徳天皇）の将来を予言する歌を歌ったという。