1943 in Japan
Events in the year 1943 in Japan.
Incumbents
Governors
- Aichi Prefecture: Yukisawa Chiyoji ; Shinji Yoshino
- Akita Prefecture: Fumi ; Katsumi Osafune
- Aomori Prefecture: Shunsuke Yamada ; Utsunomiya Kohei
- Ehime Prefecture: Ryuichi Fukumoto ; Aikawa Katsuroku
- Fukui Prefecture: Nagano Wakamatsu ; Hatsuo Kato
- Fukushima Prefecture: Yoshio Araki ; Koichi Kameyama
- Gifu Prefecture: Miyoshi Shigeo
- Gunma Prefecture: Goro Murata ; Shinoyama Chiyuki
- Hiroshima Prefecture: Saiichiro Miyamura ; Sukenari Yokoyama
- Ibaraki Prefecture: Tsujiyama ; Sieve Yoshimi
- Iwate Prefecture: Osamuzo Suzuki
- Kagawa Prefecture: Yoshiji Kosuga
- Kochi Prefecture: Naoaki Hattori ; Saburo Takahashi
- Kumamoto Prefecture: Hikari Akira
- Kyoto Prefecture: Ando Kyoushirou ; Chiyoji Yukizawa
- Mie Prefecture: Yoshiro Nakano ; Yoshio Mochinaga
- Miyagi Prefecture: Otomaru Kato ; Nobuya Uchida
- Miyazaki Prefecture: Osafume Katsumi ; Tadao Nishihiro
- Nagano Prefecture: Nagoya Osamu ; Yoshio Koriyama
- Niigata Prefecture: Doi Shohei ; Maeda Tamon
- Oita Prefecture: Ito Hisamatsu
- Okinawa Prefecture: Hajime Hayakawa ; Osamu Mori Izumi
- Saga Prefecture:
- Saitama Prefecture: Toshio Otsu ; Sudo Tetsushin
- Shiname Prefecture: Goro Koizumi ; Takeo Yamada
- Tochigi Prefecture: Soma Toshio
- Tokyo: Matsumura Miro ; Shigeo Daitachi
- Toyama Prefecture: Kingo Machimura ; Saka Shinya
- Yamagata Prefecture: Akira Saito
Events
- January 14 – February 7 – Operation Ke
- January 29–30 – Battle of Rennell Island
- January 29–31 – Battle of Wau
- March 2–4 – Battle of the Bismarck Sea
- March 27 – Battle of the Komandorski Islands
- May 11–30 – Battle of Attu
- June 28 – July 1 – Battle of Viru Harbor
- June 30 – July 3 – Battle of Wickham Anchorage
- July 6 – Battle of Kula Gulf
- July 10–11 – Battle of Enogai
- July 12/13 – Battle of Kolombangara
- July 20 – Battle of Bairoko
- July 22 – August 4 – Battle of Munda Point
- August 6–7 – Battle of Vella Gulf
- August 17–18 – Battle off Horaniu
- September 10 – 1943 Tottori earthquake
- October 27 – November 12 – Battle of the Treasury Islands
- November 7–8 – Battle of Koromokina Lagoon
- November 18–25 – Battle of Piva Forks
- November 20–23 – Battle of Tarawa
- November 20–23 – Battle of Makin
Films
Births
- January 7 – Sadako Sasaki, hibakusha
- January 15 – Kirin Kiki, actress
- January 19 – Haruo Yasuda, golfer
- February 20 – Antonio Inoki, wrestler
- February 22 - Otoya Yamaguchi, assassin
- April 3 – Hikaru Saeki, Japanese admiral, the first female star officer of the Japan Self-Defense Forces
- April 5 – Fighting Harada, boxer
- May 4 – Michiyo Azusa, singer and actress
- June 20 – Masayuki Uemura, engineer and video game producer
- August 17 – Yukio Kasaya, ski jumper
- September 16 – Tadamasa Goto, Japanese yakuza boss
- November 20 – Mie Hama, actress
- December 2 - Kiwako Taichi, actress
- December 11 - Mariko Kaga, actress
Deaths
- June 9- Mie Dong Long,film maker
- February 4 - Senjūrō Hayashi, Prime Minister of Japan
- March 19
- * Tsugi Takano, poet
- * Fujishima Takeji, painter
- April 18 - Isoroku Yamamoto, admiral
- May 29 - Yasuyo Yamasaki, army officer
- June 11 - Heisuke Abe, general
- July 6 - Teruo Akiyama, admiral
- July 12/13 - Shunji Isaki, admiral
- July 18 - Miyake Kaho, novelist, essayist and poet
- August 21 - Hirohide Fushimi, lieutenant Commander
- August 22 - Tōson Shimazaki, author
- September 10 - Takeshi Sakurada, lieutenant general
- October 16 - Yanagihara Naruko, lady-in-waiting and concubine
- October 17 -Denji Kuroshima, author
- November 20 - Keiji Shibazaki, rear admiral
- November 26 - Kiyoto Kagawa, admiral