In the capital, there was a rumor that the Hojo clan would be subjugated, Ieyasu TOKUGAWA persuaded Ujimasa by the following written oath to send the younger brother of Ujimasa, Ujinori HOJO, to the capital as a representative of the clan, which helped to temporarily stabilize the relationship between the Hojo clan and the Toyotomi clan.
京では北条討伐の風聞が立ったが、徳川家康の起請文により以下のような説得を受け、氏政の弟・北条氏規が名代として上洛したことで、北条－豊臣間の関係は一時的にではあるが安定する。