When Hossho-bo was praying to invoke divine help for the world, the ghost of Michizane appeared and said 'I was relegated and died due to a false charge and, therefore, I will become thunder and have my revenge on the Imperial Court precincts.'
天下のため護摩供養をしていると道真の霊があらわれ「自分は冤罪で左遷され死にいたったので、雷となって内裏に行き恨みをはらそうと思う」と述べる。