2018 in Japan
The following is an overview of the year 2018 in Japan. == Incumbents == Emperor: Akihito Prime Minister: Shinzō Abe === Governors === Aichi Prefecture: Hideaki Omura Akita Prefecture: Norihisa Satake Aomori Prefecture: Shingo Mimura Chiba Prefecture: Kensaku Morita Ehime Prefecture: Tokihiro Nakamura Fukui Prefecture: Issei Nishikawa Fukuoka Prefecture: Hiroshi Ogawa Fukushima Prefecture: Masao Uchibori Gifu Prefecture: Hajime Furuta Gunma Prefecture: Masaaki Osawa Hiroshima Prefecture: Hidehiko Yuzaki Hokkaido: Harumi Takahashi Hyogo Prefecture: Toshizō Ido Ibaraki Prefecture: Kazuhiko Ōigawa Ishikawa Prefecture: Masanori Tanimoto Iwate Prefecture: Takuya Tasso Kagawa Prefecture: Keizō Hamada Kagoshima Prefecture: Satoshi Mitazono Kanagawa Prefecture: Yuji Kuroiwa Kochi Prefecture: Masanao Ozaki Kumamoto Prefecture: Ikuo Kabashima Kyoto Prefecture: Keiji Yamada (until 16 April); Takatoshi Nishiwaki (starting 16 April) Mie Prefecture: Eikei Suzuki Miyagi Prefecture: Yoshihiro Murai Miyazaki Prefecture: Shunji Kōno Nagano Prefecture: Shuichi Abe Nagasaki Prefecture: Hōdō Nakamura Nara Prefecture: Shōgo Arai Niigata Prefecture: until 27 April: Ryūichi Yoneyama 27 April-12 June: Morio Takai starting 12 June: Hideyo Hanazumi Oita Prefecture: Katsusada Hirose Okayama Prefecture: Ryuta Ibaragi Okinawa Prefecture: until 9 August: Takeshi Onaga 9 August-12 August: Kiichiro Jahana 12 August-3 October: Moritake Tomikawa starting 4 October: Denny Tamaki Osaka Prefecture: Ichirō Matsui Saga Prefecture: Yoshinori Yamaguchi Saitama Prefecture: Kiyoshi Ueda Shiga Prefecture: Taizō Mikazuki Shiname Prefecture: Zenbe Mizoguchi Shizuoka Prefecture: Heita Kawakatsu Tochigi Prefecture: Tomikazu Fukuda Tokushima Prefecture: Kamon Iizumi Tokyo: Yuriko Koike Tottori Prefecture: Shinji Hirai Toyama Prefecture: Takakazu Ishii Wakayama Prefecture: Yoshinobu Nisaka Yamagata Prefecture: Mieko Yoshimura Yamaguchi Prefecture: Tsugumasa Muraoka Yamanashi Prefecture: Hitoshi Gotō == Events == === January === 22 to 23 January : A heavy snowfall hits around Tokyo Metropolitan Area.