Who among the following was appointed as the new Prime Minister of Japan in 2010?

Finance Minister Naoto Kan was on June 4, 2010 elected Prime Minister of Japan succeeding Yukio Hatoyama, who resigned on June 2, 2010. Kan's endorsement by the Diet (Parliament) followed his election as the president of the Democratic Party of Japan (DPJ), the leading constituent of the ruling coalition. Hatoyama had led the Democratic Party of Japan (DPJ) to a historic election victory in September 2009, ousting the Liberal Democratic Party (LDP) which had led Japan for more than half a century.