It is highly possible that geographically, Tokuitsu, who opened Mt. Tsukuba and was based in Aizu, targeted the Dochu sect which was engaged in missionary work in Togoku.
筑波山を開山し、会津を拠点とした徳一が標的としたのは、むしろ地理的に東国において布教を行っていた道忠教団であった可能性が高い。