To prevent bakufu authority from declining, Ando and others tried "kobu-gattai" (integration of the Imperial Court and the shogunate) through the marriage of Shogun Iemochi TOKUGAWA and Imperial Princess Kazunomiya.
幕府権威の低下を防ぐため、安藤らは将軍徳川家茂と皇女和宮の婚姻で公武合体による幕権強化策を図る。