After his banishment, Tadaaki ran a sonjuku (private village-school) (Shunjuku) in Higashi-ohashi (present Ishioka City) where Ito taught after completing his studies and returning to his hometown.
追放後の忠明は東大橋（現：石岡市）にて村塾（俊塾）を主宰し、遊学を終えて帰郷した伊東も教授に当たった。