[1] King Sejong dispatched a diplomatic mission to Japan in 1419–1420.
This embassy to court of Ashikaga Yoshimasa in Kamakura was led by Song Hui-gyeong .
Its purpose was to respond to a message sent to the Joseon court by the Japanese shogun.
[2] The Japanese hosts may have construed this mission as tending to confirm a Japanocentric world order.
[3] Song Hui-gyeong's actions were more narrowly focused in negotiating protocols for Joseon-Japan diplomatic relations.