2011 in Japan
This article lists events in 2011 in Japan. == Incumbents == Emperor – Akihito Prime Minister – Naoto Kan (D-Tokyo) until September 2, Yoshihiko Noda (D–Chiba) Chief Cabinet Secretary: Yoshito Sengoku until January 14, Yukio Edano until September 2, Osamu Fujimura Chief Justice of the Supreme Court: Hironobu Takesaki President of the House of Representatives: Takahiro Yokomichi (D–Hokkaidō) President of the House of Councillors: Takeo Nishioka (D–proportional) until November 5, Kenji Hirata (D–Gifu) from November 14 Diet sessions: 177th (regular, January 24 to August 31), 178th (extraordinary, September 13 to September 30), 179th (extraordinary, October 20 to December 9) === Governors === Aichi Prefecture: Masaaki Kanda (until 15 February); Hideaki Omura (starting 15 February) Akita Prefecture: Norihisa Satake Aomori Prefecture: Shingo Mimura Chiba Prefecture: Kensaku Morita Ehime Prefecture: Tokihiro Nakamura Fukui Prefecture: Issei Nishikawa Fukuoka Prefecture: Wataru Asō (until 22 April); Hiroshi Ogawa (starting 23 April) Fukushima Prefecture: Yūhei Satō Gifu Prefecture: Hajime Furuta Gunma Prefecture: Masaaki Osawa Hiroshima Prefecture: Hidehiko Yuzaki Hokkaido: Harumi Takahashi Hyogo Prefecture: Toshizō Ido Ibaraki Prefecture: Masaru Hashimoto Ishikawa Prefecture: Masanori Tanimoto Iwate Prefecture: Takuya Tasso Kagawa Prefecture: Keizō Hamada Kagoshima Prefecture: Satoshi Mitazono Kanagawa Prefecture: Shigefumi Matsuzawa (until 22 April); Yuji Kuroiwa (starting 23 April) Kochi Prefecture: Masanao Ozaki Kumamoto Prefecture: Ikuo Kabashima Kyoto Prefecture: Keiji Yamada Mie Prefecture: Akihiko Noro (until 20 April); Eikei Suzuki (starting 21 April) Miyagi Prefecture: Yoshihiro Murai Miyazaki Prefecture: Hideo Higashikokubaru (until 20 January); Shunji Kōno (starting 20 January) Nagano Prefecture: Shuichi Abe Nagasaki Prefecture: Hōdō Nakamura Nara Prefecture: Shōgo Arai Niigata Prefecture: Hirohiko Izumida Oita Prefecture: Katsusada Hirose Okayama Prefecture: Masahiro Ishii Okinawa Prefecture: Hirokazu Nakaima Osaka Prefecture: until 31 October: Tōru Hashimoto 31 October-28 November: Yasuyuki Ogawa starting 20 November: Ichirō Matsui Saga Prefecture: Yasushi Furukawa Saitama Prefecture: Kiyoshi Ueda Shiga Prefecture: Yukiko Kada Shiname Prefecture: Zenbe Mizoguchi Shizuoka Prefecture: Heita Kawakatsu Tochigi Prefecture: Tomikazu Fukuda Tokushima Prefecture: Kamon Iizumi Tokyo: Shintarō Ishihara Tottori Prefecture: Shinji Hirai Toyama Prefecture: Takakazu Ishii Wakayama Prefecture: Yoshinobu Nisaka Yamagata Prefecture: Mieko Yoshimura Yamaguchi Prefecture: Sekinari Nii Yamanashi Prefecture: Shōmei Yokouchi == Events == === January === January 14 – Prime Minister of Japan Naoto Kan reshuffles his Cabinet.