Naotake Satō (佐藤 尚武, Satō Naotake; 30 October 1882 – 18 December 1971) was a Japanese diplomat and politician who served as President of the House of Councillors from 1949 to 1953. He was a career diplomat who served as ambassador to Belgium and France in the 1930s. He briefly served as foreign minister under Prime Minister Senjuro Hayashi in 1937. He then served as ambassador to Italy and later to the Soviet Union, holding the latter position during most of the Second World War. After the war he was elected to the House of Councillors and served as its president.
Source: “Naotake Satō”, English Wikipedia (CC BY-SA 4.0), excerpt
