After that, following the precedent in the Muromochi period in which the two nations retained a good relationship, an envoy fromm Korea came to be sent to Japan corresponding to a request from the Tokugawa shogunate, and then the name of the envoy was changed from Kaito-ken-sakkanshi to Tsushinshi.
その後、両国が友好関係にあった室町時代の前例に則って、徳川幕府から通信使派遣の要望により国使は回答兼刷還使から通信使となった。