# 1955 in Japan

Events from the year 1955 in Japan.

## Incumbents

* Emperor: Hirohito
* Prime Minister: Ichirō Hatoyama
* Chief Cabinet Secretary: Ryutaro Nemoto
* Chief Justice of the Supreme Court: Kōtarō Tanaka
* President of the House of Representatives: Tō Matsunaga until January 24, Shūji Masutani from March 18
* President of the House of Councillors: Yahachi Kawai

### Governors

* Aichi Prefecture: Mikine Kuwahara
* Akita Prefecture: Tokuji Ikeda (until 29 April); Yūjirō Obata (starting 30 April)
* Aomori Prefecture: Bunji Tsushima
* Chiba Prefecture: Hitoshi Shibata
* Ehime Prefecture: Sadatake Hisamatsu
* Fukui Prefecture: Harukazu Obata (until 4 February); Seiichi Hane (starting 26 April)
* Fukuoka Prefecture: Katsuji Sugimoto (until 7 April); Taichi Uzaki (starting 26 April)
* Fukushima Prefecture: Sakuma Ootake
* Gifu Prefecture: Kamon Muto
* Gunma Prefecture: Shigeo Kitano
* Hiroshima Prefecture: Hiroo Ōhara
* Hokkaido: Toshifumi Tanaka
* Hyogo Prefecture: Masaru Sakamoto
* Ibaraki Prefecture: Yoji Tomosue
* Ishikawa Prefecture: Wakio Shibano (until 19 January); Jūjitsu Taya (starting 24 February)
* Iwate Prefecture: Kenkichi Kokubun (until 29 April); Senichi Abe (starting 30 April)
* Kagawa Prefecture: Masanori Kaneko
* Kagoshima Prefecture: Katsushi Terazono
* Kanagawa Prefecture: Iwataro Uchiyama
* Kochi Prefecture: Wakaji Kawamura (until 11 December); Masumi Mizobuchi (starting 12 December)
* Kumamoto Prefecture: Saburō Sakurai
* Kyoto Prefecture: Torazō Ninagawa
* Mie Prefecture: Masaru Aoki (until 18 March); Satoru Tanaka (starting 23 April)
* Miyagi Prefecture: Otogorō Miyagi
* Miyazaki Prefecture: Nagashige Tanaka (until 30 March); Jingo Futami (starting 23 April)
* Nagano Prefecture: Torao Hayashi
* Nagasaki Prefecture: Takejirō Nishioka
* Nara Prefecture: Ryozo Okuda
* Niigata Prefecture: Shohei Okada (until 29 April) Kazuo Kitamura (starting 30 April)
* Oita Prefecture: Tokuju Hosoda (until 27 April); Kaoru Kinoshita (starting 28 April)
* Okayama Prefecture: Yukiharu Miki
* Osaka Prefecture: Bunzō Akama
* Saga Prefecture: Naotsugu Nabeshima
* Saitama Prefecture: Yuuichi Oosawa
* Shiga Prefecture: Kotaro Mori
* Shiname Prefecture: Yasuo Tsunematsu
* Shizuoka Prefecture: Toshio Saitō
* Tochigi Prefecture: Juukichi Kodaira (until 5 January); Kiichi Ogawa (starting 7 February)
* Tokushima Prefecture: Kuniichi Abe (until 30 March); Kikutaro Hara (starting 25 April)
* Tokyo: Seiichirō Yasui
* Tottori Prefecture: Shigeru Endo
* Toyama Prefecture: Kunitake Takatsuji
* Wakayama Prefecture: Shinji Ono
* Yamagata Prefecture: Michio Murayama (until 20 January); Tōkichi Abiko (starting 20 February)
* Yamaguchi Prefecture: Taro Ozawa
* Yamanashi Prefecture: Hisashi Amano

## Events

* January 28 – Benesse Corporation was founded, as predecessor name was Fukutake Shoten.
* February 17 - According to Japan Fire and Disaster Management Agency official confirmed report, Seibo no Sono (Our Lady's Garden) fire in Totsuka-ku, Yokohama, total 99 person were death.
* February 27 - 1955 Japanese general election
* April Unknown date – Bunka Shutter was founded, as predecessor name was Nippon Bunka Steel Door.
* April 7 - Radio Tokyo TV (now Tokyo Broadcasting System Television (TBS)) begins broadcasting.
* April 16–17 - Abe coal mine debris collapse, due to heavy torrential rain hit in Sasebo, Nagasaki Prefecture, resulting tn 73 persons death, according to JFDMA official confirmed report.
* April 21 - Opening of Gokō Station
* May 11 - Shiun Maru disaster
* May 14 - According to Japan National Police Agency official confirmed report, a charter bus plunged into the Kitakami River in Iwate Prefecture, resulting in twelve deaths and twenty-eight injured.
* July 28- According to JFDMA official confirmed report, 36 junior school students died when a high wave hit, during school swimming lesson in Nakakawara beach, Tsu, Mie Prefecture.
* September 3 - Yumiko-chan incident
* November 1 - According to JFDMA official confirmed report, Moshiri Coal mine gas explosion hit in Akabira, Hokkaido, official death toll number is 60, with 17 person were wounded.
* November 15 - Japan Liberal Party and Democratic Party of Japan were unified, ruling Liberal Democratic Party of Japan has started.
* Establishment of Akkeshi Prefectural Natural Park

## Births

* January 13 - Ran Itō, actress
* January 15 - Mayumi Tanaka, voice actress
* January 17 - Mami Koyama, voice actress
* January 20 - Hiromi Ōta, singer
* January 22 - Keiko Takahashi, actress
* January 28 - George Tokoro, television personality and singer-songwriter
* February 12 - Ai Satō, voice actress
* February 13 - Akiko Yano, singer-songwriter
* March 2 - Shoko Asahara, cult leader (Aum Shinrikyo) (d. 2018)
* March 16 - Jiro Watanabe, boxer
* March 20 - Mariya Takeuchi, singer-songwriter
* April 5 - Akira Toriyama, Manga artist (d. 2024)
* April 7 - Akira Nishino, soccer player and manager
* April 13 - Hideki Saijo, singer and actor (d. 2018)
* April 15 - Ryūtarō Nakamura, Anime director (d. 2013)
* April 23 - Fumi Hirano, voice actress and essayist
* April 29 - Yūko Tanaka, actress
* May 9 – Masayuki Kakefu, former professional baseball player
* May 24 - Rumiko Ukai, voice actress
* May 25 - Suguru Egawa, baseball player
* May 26 - Masaharu Morimoto, chef
* May 30 - Nakamura Kanzaburō XVIII, Kabuki actor (d. 2012)
* June 1 - Chiyonofuji Mitsugu, sumo wrestler (58th Yokozuna grand champion)
* June 26 - Yoko Gushiken, boxer
* July 1 - Sanma Akashiya, comedian and actor
* August 20 - Agnes Chan, television personality
* August 30 - Mayumi Muroyama, Manga artist
* September 4 - Hiroshi Izawa, actor
* September 24 - Shinbo Nomura, Manga artist
* October 18 - Hiromi Go, singer
* October 19 - LaSalle Ishii, television personality
* October 21 - Yasukazu Hamada, politician
* October 29 - Etsuko Shihomi, actress
* November 3 - Yukihiko Tsutsumi, film director
* November 14 - Koichi Nakano, bicycle rider
* December 9 - Asashio Tarō IV, sumo wrestler
* December 16 - Chiharu Matsuyama, singer-songwriter
* December 24 - Mizuho Fukushima, politician

## Deaths

* February 17 - Ango Sakaguchi, author (b. 1906)
* October 15 - Fumio Hayasaka, composer (b. 1914)
* October 25 - Sadako Sasaki, hibakusha (b. 1943)