Regarding the marriage of Chichibu no Miya mentioned above, it is said that the Empress Teimei strongly recommended Setsuko as his princess; she was a grand daughter of the Emperor's enemy, Katamori MATSUDAIRA, and also a Heimin (commoner).
上記の秩父宮の婚姻に関しても、妃に朝敵・松平容保の孫でなおかつ平民である勢津子を強く推したのは貞明皇后であったと言われる。