There was one theory that Yasutada was appointed because Ienari was fed up with the continual scandals caused by the O-oku maids following the Enmei-in Temple incident, and that Yasutada was expected to investigate and solve the issue.
一説には延命院一件以降も止むことのない大奥女中のスキャンダルに、家斉が業を煮やし、安董再起用によりこれにメスを入れるためだともいわれた。