Sadao Saburi
Sadao Saburi was born in Tokyo in 1879 and entered the Foreign Ministry after graduating from Tokyo Imperial University in 1905. Service in France and the United States led to work at the Paris Peace Conference and the Washington Conference. He became one of Ambassador Kijūrō Shidehara’s closest assistants, carrying messages to British and American negotiators during the Washington discussions. 1, 2
Saburi took charge of the Washington embassy after Shidehara returned to Japan for his health in 1922. On June 24 he transmitted Japan’s announcement that its forces would leave the Russian Maritime Province by the end of October. He also conveyed Tokyo’s agreement to cancel the Lansing–Ishii notes of 1917. Secretary of State Charles Evans Hughes accepted that cancellation on January 2, 1923, citing the newer principles agreed at Washington. 2, 3, 4
As director of the ministry’s Commerce and Treaties Bureau, Saburi became a principal Japanese negotiator at the Beijing Tariff Conference of 1925–26. He supported Chinese tariff autonomy while seeking terms favorable to Japanese trade. Shidehara selected him as minister to China in 1929. After presenting his credentials, Saburi returned to Japan for consultations and died in Hakone that November. The circumstances of his death remained disputed. 1
Washington Appointments
- Japan — Chargé d’affaires, 1922–1923
Documented Connections
Sources
- 外交官・佐分利貞男について知りたい
Diplomatic Archives reference answer, career account
- Shidehara Kijūrō and His Time, chapter 2
Washington Conference and Shidehara's departure, particularly discussion of Saburi
- The Japanese Chargé (Saburi) to the Secretary of State
FRUS 1922, volume II, document 743
- The Secretary of State to the Japanese Chargé (Saburi)
FRUS 1922, volume II, document 528
Biography checked 2026-10-28.
Cite or Reuse This Biography
Sadao Saburi. Chanceries Diplopedia. Biography reviewed 2026-10-28. Record b20badb98e1e95d2. https://chanceries.org/diplopedia/people/sadao-saburi-f67cb5b930/
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