It may have led the shogunate to take stern measures to suppress the activities of anti-Confucianism (which could trigger an anti-shogunate system) such as Yomei-gaku (neo-Confucianism based on teaching of Wang Yangming), Kogaku (classical study) and Sonno-ron (theory for the advocate of Imperial Rule).
陽明学や古学、尊王論などの反朱子学的な（反幕藩体制につながりかねない）動きを抑圧するために強硬策を採った事も考えられるのである。