There was a rumor that all the bad luck had been caused by SUGAWARA no Michizane's curse, so in 923 the Emperor tried to console Michizane's soul by decimating the imperial rescript of him being relegated to a lower position, returning him to the Udaijin and conferring the posthumous honor.
一連の不幸は菅原道真の怨霊の仕業と噂され、延喜23年（923年）になって、天皇は道真を左遷した詔を破棄し、右大臣に復し贈位を行うなどその慰霊に努めた。