Yukio Hatoyama, Japanese engineer and politician, 60th Prime Minister of Japan
Yukio Hatoyama (鳩山 由紀夫, Hatoyama Yukio, born 11 February 1947) is a former Japanese politician who served as Prime Minister of Japan from 16 September 2009 to 8 June 2010. He was the first Prime Minister from the modern Democratic Party of Japan.First elected to the House of Representatives in 1986, Hatoyama became President of the DPJ, the main opposition party, in May 2009. He then led the party to victory in the August 2009 general election, defeating the long-governing Liberal Democratic Party (LDP), which had been in power for over a decade. He represented the Hokkaido 9th district in the House of Representatives from 1986 to 2012.