From Japan, the highest officials of Daijokan, Minister of the Right Sanetomi Sanjo, chief councilor of state Tomomi IWAKURA, chief of Foreign Ministry Nobuyoshi SAWA, Okura no taifu (senior assistant minister of the Ministry of Treasury) Shigenobu Okuma, and Gaimu-taifu (post of Foreign Ministry) Munenori Terashima attended, and Hirobumi ITO was the assistant.
日本側からは太政官の最高責任者であった右大臣三条実美・大納言岩倉具視・外務卿澤宣嘉・大蔵大輔大隈重信・外務大輔寺島宗則が出席し、伊藤博文がこれを補佐した。