It is said that the Tachikawa-ryu school was regarded as a heresy taking a cue from Yukai, who accomplished learning of religious doctrines in Mt. Koya, and who criticized the Tachikawa-ryu school, collected books on it in front of Goei-do Hall (hall dedicated to the sect's founder) on Mt. Koya and burnt them.
立川流が邪教視されるようになったのは、高野山の教学を大成した宥快が批判し、立川流の典籍などを高野山の御影堂の前に集めて焚書したことに始まるといわれる。