The Tsushima Domain also modified the reply brought by the responder, as well as diplomatic messages of the second and the third negotiations respectively held in 1617 and in 1624, and the domain forged and modified the sovereign's message, so that the Kiyu Agreement (trade agreement between Korea and Tsushima Domain) was concluded in 1609.
対馬藩は回答使の返書も改竄し、1617年、1624年と三次に渡る交渉でもそれぞれ国書の偽造、改竄を行い、1609年には貿易協定である己酉約条を締結させた。