The members of the mission were leading figures of the time such as Tomomi IWAKURA, Takayoshi KIDO, Toshimichi OKUBO, Hirobumi ITO, Naoyoshi YAMAGUCHI, Takayuki SASAKI, Akiyoshi YAMADA, Mitsuaki TANAKA, Fujimaro TANAKA and so on.
同行者は岩倉具視、木戸孝允、大久保利通、伊藤博文、山口尚芳、佐々木高行、山田顕義、田中光顕、田中不二麿など当時の要人。