in 1429 , the previous year of the establishment of " sarugaku dangi " , the zeami and his son were forced to cancel their performance at sento imperial palace . 本著が成立する前年の永享元年（1429年）には世阿弥父子は仙洞御所での演能を強引に中止させられた。
kyoto university escaped the cancellation of the entrance exam , which really happened in tokyo university , but its graduation ceremony was forced to cancel for the first time after the war , and some buildings in the campus remained locked out until the next academic year ' s september , when they were all lifted . 東大のような入試中止という事態は免れたものの、戦後はじめて卒業式が中止に追い込まれ、さらに翌年度になってもいくつかの建物のロックアウトは依然続き、全面解除は9月まで持ち越されている。
