Citing the Sankan Seibatsu and the Bunroku-Keicho War by Hideyoshi TOYOTOMI in addition to documents at the time, such as "Chosenjin Raiheiki" and "Chosenjin Raichoki" (a document about Koreans who visited Japan), the Korean side points out, as a basis of the argument, that there exist descriptions trying to consider Chosen Tsushinshi as an envoy for paying tributes.
また『朝鮮人来聘記』や『朝鮮人来朝記』といった当時の資料に、三韓征伐や豊臣秀吉の文禄・慶長の役を持ち出して朝鮮通信使を朝貢使節と見なそうとしている記述があることも併せて論拠としている。