When Ariyo carried out a foretelling for Yoshimitsu in 1399, he said that there were indications of a war brewing; Yoshimitsu made preparations, at which time, news of the Oei-War arrived.
そして、1399年に有世が義満のために占ったところ、再び兵乱の兆しがあるということで備えたところ、応永の乱の知らせが入ってきたという。