Arai Hakuseki
The largest mission in the history of the practice journeys to Edo, led by Princes Yonagusuku and Kin. Tei Junsoku, Confucian scholar and influential educational reformer, accompanied the mission as the Chief of Correspondence. Tei met with Japanese Confucian scholars Arai Hakuseki, Ogyū Sorai, and Dazai Shundai. Hakuseki would later write a history of the Ryūkyū Islands, entitled , based on discussions with Tei Junsoku and others during this envoy mission; Shundai likewise included passages about the Ryūkyūs in his .