The opposition [[Democratic Party of Japan]] (DPJ) swept the nation, winning 302 of the 480 seats in the powerful lower house, compared to only 112 seats before. DPJ leader [[Yukio Hatoyama]] was installed as prime minister but was replaced by [[Naoto Kan]] in June 2010. Kan was succeeded by Yoshihiko Noda in September 2011. | The opposition [[Democratic Party of Japan]] (DPJ) swept the nation, winning 302 of the 480 seats in the powerful lower house, compared to only 112 seats before. DPJ leader [[Yukio Hatoyama]] was installed as prime minister but was replaced by [[Naoto Kan]] in June 2010. Kan was succeeded by Yoshihiko Noda in September 2011. |