In the following year, 1792, however, he was expelld from his post to take responsibility for Songo ikken (Songo Incident; incident that Emperor Kokaku tried to give Imperial Prince Sukehito: the Emperor's natural father, daijo-tenno-go [name of the retired emperor], but bakufu [Japanese feudal government headed by a shogun] denied that).
しかし、翌1792年（寛政4年）尊号一件（光格天皇が実父典仁親王に太上天皇号を贈ろうとしたが幕府に拒否された事件）の責任をたらされて職を免じられた。