1957 in Japan
Events in the year 1957 in Japan. It corresponds to Shōwa 32 (昭和32年)) in the Japanese calendar.

Incumbents
 Emperor: Hirohito
 Prime Minister: Tanzan Ishibashi (until 31 January), then Kishi Nobusuke

Governors
Aichi Prefecture: Mikine Kuwahara 
Akita Prefecture: Yūjirō Obata 
Aomori Prefecture: Iwao Yamazaki 
Chiba Prefecture: Hitoshi Shibata 
Ehime Prefecture: Sadatake Hisamatsu 
Fukui Prefecture: Seiichi Hane 
Fukuoka Prefecture: Taichi Uzaki
Fukushima Prefecture: Sakuma Ootake (until 25 July); Zenichiro Satō (starting 25 August)
Gifu Prefecture: Kamon Muto 
Gunma Prefecture: Toshizo Takekoshi 
Hiroshima Prefecture: Hiroo Ōhara 
Hokkaido: Toshifumi Tanaka 
Hyogo Prefecture: Masaru Sakamoto 
Ibaraki Prefecture: Yoji Tomosue 
Ishikawa Prefecture: Jūjitsu Taya 
Iwate Prefecture: Senichi Abe 
Kagawa Prefecture: Masanori Kaneko 
Kagoshima Prefecture: Katsushi Terazono 
Kanagawa Prefecture: Iwataro Uchiyama 
Kochi Prefecture: Masumi Mizobuchi 
Kumamoto Prefecture: Saburō Sakurai 
Kyoto Prefecture: Torazō Ninagawa 
Mie Prefecture: Satoru Tanaka 
Miyagi Prefecture: Yasushi Onuma 
Miyazaki Prefecture: Jingo Futami 
Nagano Prefecture: Torao Hayashi 
Nagasaki Prefecture: Takejirō Nishioka 
Nara Prefecture: Ryozo Okuda 
Niigata Prefecture: Kazuo Kitamura
Oita Prefecture: Kaoru Kinoshita 
Okayama Prefecture: Yukiharu Miki 
Osaka Prefecture: Bunzō Akama 
Saga Prefecture: Naotsugu Nabeshima 
Saitama Prefecture: Hiroshi Kurihara 
Shiga Prefecture: Kotaro Mori 
Shiname Prefecture: Yasuo Tsunematsu 
Shizuoka Prefecture: Toshio Saitō 
Tochigi Prefecture: Kiichi Ogawa 
Tokushima Prefecture: Kikutaro Hara 
Tokyo: Seiichirō Yasui 
Tottori Prefecture: Shigeru Endo 
Toyama Prefecture: Minoru Yoshida 
Wakayama Prefecture: Shinji Ono 
Yamagata Prefecture: Tōkichi Abiko 
Yamaguchi Prefecture: Taro Ozawa 
Yamanashi Prefecture: Hisashi Amano

Events

 April 1 – Yoyogi Seminar Cram School was founded.
 April 12 - According to Japan Coast Guard official confirmed report, a sightseeing boat Kitagawa Maru No 5 capsize by overcrowded off Onomichi, Hiroshima Prefecture, 113 persons perished, with 49 persons wounded.
 May 8 - Coca-Cola, full-scale sale start in Japan.
 June 20 – Toru Takemitsu's Requiem for Strings is first performed, by the Tokyo Symphony Orchestra.
 July 25–28 - According to Japanese government official confirmed report, heavy massive torrential rain and flood swept hit around Isahaya, Kyushu Island. 992 persons lost their lives in mudslides and flooding.
 October 27 – According to Fire and Disaster Management Agency has official report, An apartment house caught fire by arsonist relative insurance fraud in Akishima, Tokyo, kills eight persons, injures six persons, Japan National Police Agency official report, a suspicion was arrested on March 8, 1958.
 November 15 - A first section Nagoya to Sakae of Nagoya Municipal Subway Higashiyama Line operation started in Aichi Prefecture.

Births
January 18 – Yōko Akino, actress
January 19 – Fumi Saimon, comic artist
February 4 – Shigeru Ishiba, politician
March 8 – Mitsuko Horie, voice actress and singer
March 10 – Yoshitaka Katori, former professional baseball pitcher
March 13 – Yoshihiko Takahashi, former professional baseball pitcher   
May 8 – Rino Katase, actress
May 20 – Yoshihiko Noda,  politician and Prime Minister of Japan
May 22 – Shinji Morisue, gymnast
June 1 – Yasuhiro Yamashita, chairman of Japan Olympic Comnitee and former judo-ka 
June 10 – Hidetsugu Aneha, architect
June 24 – Hiroshi Ono, video game artist (d. 2021)
July 12 – Kazunori Shinozuka, former professional baseball player
July 17 – Shinobu Ōtake, actress  
July 29 – Fumio Kishida, 100th Prime Minister of Japan
August 29 – Shirō Sagisu, composer
September 12 – Keiko Toda voice actress
September 16 – Hideo Higashikokubaru, former governor of Miyazaki Prefecture and comedian  
October 10 – Rumiko Takahashi, manga artist
October 16 – Tsuneyuki Nakajima, golfer
October 25 – Atsushi Ōnita, politician and former wrestler
October 30 – Jackie Sato, professional wrestler (d. 1999)
November 25 – Akinobu Okada, former baseball manager and player 
December 15 – Chō, voice actor
December 17 – Masako Natsume, actress (d. 1985)
December 19 – Jūrōta Kosugi, voice actor

Deaths
January 18 – Tomitaro Makino, pioneering botanist (b. 1862)
January 25
Ichizō Kobayashi, businessman, founded Hankyu Hanshin Holdings (b. 1873)
Kiyoshi Shiga, physician and bacteriologist (b. 1871)
January 26 – Mamoru Shigemitsu, diplomat and politician (b. 1887)
September 22 – Toyoda Soemu, Japanese admiral (b. 1885)

References

 
1950s in Japan
Japan
Years of the 20th century in Japan
1957 in Asia