Events in the year 2022 in Japan.
Incumbents
Emperor: Naruhito
Prime Minister: Fumio Kishida
Chief Cabinet Secretary: Hirokazu Matsuno
Chief Justice of Japan: Naoto Ōtani
Speaker of the House of Representatives: Tadamori Ōshima
President of the House of Councillors: Akiko Santō
Governors
Aichi Prefecture: Hideaki Omura
Akita Prefecture: Norihisa Satake
Aomori Prefecture: Shingo Mimura
Chiba Prefecture: Toshihito Kumagai
Ehime Prefecture: Tokihiro Nakamura
Fukui Prefecture: Tatsuji Sugimoto
Fukuoka Prefecture: Seitaro Hattori
Fukushima Prefecture: Masao Uchibori
Gifu Prefecture: Hajime Furuta
Gunma Prefecture: Ichita Yamamoto
Hiroshima Prefecture: Hidehiko Yuzaki
Hokkaido: Naomichi Suzuki
Hyogo Prefecture: Motohiko Saitō
Ibaraki Prefecture: Kazuhiko Ōigawa
Ishikawa: Masanori Tanimoto
Iwate Prefecture: Takuya Tasso
Kagawa Prefecture: Keizō Hamada
Kagoshima Prefecture: Kōichi Shiota
Kanagawa Prefecture: Yuji Kuroiwa
Kumamoto Prefecture: Ikuo Kabashima
Kochi Prefecture: Seiji Hamada
Kyoto Prefecture: Takatoshi Nishiwaki
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: Hideyo Hanazumi
Oita Prefecture: Katsusada Hirose
Okayama Prefecture: Ryuta Ibaragi
Okinawa Prefecture: Denny Tamaki
Osaka Prefecture: Ichirō Matsui
Saga Prefecture: Yoshinori Yamaguchi
Saitama Prefecture: Motohiro Ōno
Shiga Prefecture: Taizō Mikazuki
Shimame Prefecture: Tatsuya Maruyama
Shizuoka Prefecture: Heita Kawakatsu
Tochigi Prefecture: Tomikazu Fukuda
Tokushima Prefecture: Kamon Iizumi
Tokyo Prefecture: Yuriko Koike
Tottori Prefecture: Shinji Hirai
Toyama Prefecture: Hachiro Nitta
Wakayama Prefecture: Yoshinobu Nisaka
Yamagata Prefecture: Mieko Yoshimura
Yamaguchi Prefecture: Tsugumasa Muraoka
Yamanashi Prefecture: Kotaro Nagasaki
Predicted and scheduled events
January
January and February – Winter thunderstorm and heavy snow. There were at least 93 human fatalities and 1,580 injuries, according to Japan Fire and Disaster Management Agency. January 15 – According to a Tokyo Metropolitan Police Department report, a 1.7-decade-old student attacked 3 people with a knife outside of University of Tokyo, Bunkyo, Tokyo January 22 – According to USGS report, a 6.3 magnitude earthquake hit near costal Saiki, Oita, southeastern Kyushu Island, followed by aftershocks. 13 people were wounded according to the Japan Fire and Disasters Management Agency.
February
February 4 to 20 – Japanese athletes compete in the 2022 Winter Olympics in Beijing. February 11 – A rice cracker confectionery manufacturing factory caught fire in Murakami, Niigata Prefecture, and six factory workers died. February 27 – Former prime minister Shinzo Abe proposed that Japan should consider a nuclear sharing arrangement with the US similar to NATO. This includes housing American nuclear weapons on Japanese soil for deterrence. This plan comes in the wake of the 2022 Russian invasion of Ukraine.
March
March 16 – 2022 Fukushima earthquake. March 27 – A submarine volcano erupted on Funka-asane, North Iwo Jima, Bonin Islands, where ash rose up to , according to a Japan Meteorological Agency official confirmed report.
April
April 10 – In Nippon Professional Baseball (NPB), Chiba Lotte Marines pitcher Rōki Sasaki throws a perfect game, the first in 28 years and the 16th in NPB history. Sasaki tied an existing NPB record by striking out 19 batters, and set a new record by striking out 13 consecutive batters. April 23 – According to a Japan Coast Guard official confirmed report, a sightseeing ferry, Kazu I, sank nearby Shiretoko Peninsula, Hokkaido. In total, 26 people died.