Immediately after that, he addressed a kishomon (sworn oath) to Kogakubo (descendants of one of the Ashikaga families that held the office of the Kanto district administrator) Takamoto ASHIKAGA, committing that the Hojo clan would not fight against Takamoto.
直後に、古河公方足利高基に宛てて、北条氏は高基に敵対しない旨の起請文を掲げている。