In 782, he was implicated in the rebellion lead by HIKAMI no Kawatsugu (Hikami no Kawatsugu's rebellion) and fired due to it; however, he was forgiven soon and returned to the position.
延暦元年（782年）氷上川継の謀反事件（氷上川継の乱）に連座して職を解かれるが、間もなく許され復職する。