Events from the year 1921 in Japan. It corresponds to Taishō 10 (大正10年) in the Japanese calendar.
Incumbents Emperor: Taishō Regent: Hirohito (from November 25) Prime Minister: Hara Takashi (until November 4) Takahashi Korekiyo (from November 13)
Governors Aichi Prefecture: Shunji Miyao (until 18 April); Hikoji Kawaguchi (starting 18 April) Akita Prefecture: Ryoshin Nao Aomori Prefecture: until 9 March: Hidehiko Michioka 9 March-28 September: Shundo Kahei starting 28 September: Yujiro Ozaki Ehime Prefecture: Toshio Mawatari (until 27 May); Juunosuke Miyazaki (starting 27 May) Fukui Prefecture: Kohei Yuji (until 27 May); Josuke Shiraogawa (starting 27 May) Fukuoka Prefecture: Yasukouchi Asakichi Fukushima Prefecture: Miyata Mitsuo Gifu Prefecture: Kanokogi Kogoro (until 27 May); Manpei Ueda (starting 27 May) Gunma Prefecture: Muneyoshi Oshiba Hiroshima Prefecture: Raizo Wakabayashi (until 19 July); Ichiro Yoda (starting 19 July) Ibaraki Prefecture: Yuichiro Chikaraishi (until 27 May); Genjiro Moriya (starting 27 May) Iwate Prefecture: Takeo Kakinuma Kagawa Prefecture: Yoshibumi Satake Kochi Prefecture: Abe Yoshihiko Kumamoto Prefecture: Hikoji Kawaguchi (until 27 May); Sansuke Nakayama (starting 27 May) Kyoto Prefecture: Eitaro Mabuchi (until July); Raizo Wakabayashi (starting July) Mie Prefecture: Haruki Yamawaki Miyagi Prefecture: Mori Masataka (until 27 May); Yuichiro Chikaraishi (starting 27 May) Miyazaki Prefecture: Naomiki Hirose (until 3 July); Goro Sugiyama (starting 3 July) Nagano Prefecture: Tenta Akaboshi (until 27 May); Tadahiko Okada (starting 27 May) Niigata Prefecture: Ota Masahiro Okayama Prefecture: Masao Kishimoto Okinawa Prefecture: Sōsuke Kawagoe (until 27 May); Jyun Wada (starting 27 May) Saga Prefecture: Sawada Ushimaro (until 3 June); Tominaga (starting 3 June) Saitama Prefecture: Horiuchi Hidetaro Shiname Prefecture: Sanehide Takarabe Tochigi Prefecture: Hiroyoshi Hiratsuka Tokushima Prefecture: Rinpei Otsu (until month unknown) Tokyo: Hiroshi Abe (until 27 May); Katsuo Usami (starting 27 May) Toyama Prefecture: Higashizono Motomitsu (until 24 December); Shida Jisho (starting 24 December) Yamagata Prefecture: Ichiro Yoda (until 19 July); Morimoto Izumi (starting 19 July) Yamanashi Prefecture: Miki Nagano
Events January 15 – Mitsubishi Electronics was separate section from Mitsubishi Shipbuildings (now Mitsubishi Heavy Industries) which was founded in Ōsone, Nagoya. January Unknown date – Komatsu Limited was founded, as predecessor name was Komatsu Ironworks. September – Sempill Mission sent by Britain to Japan, with the objective of helping the Imperial Japanese Navy develop its aeronaval forces. October 16 – Janome Sewing Machine founded. November 4 – Prime Minister Hara Takashi is assassinated at Tokyo Station. November 12 – Washington Naval Conference opens at Memorial Continental Hall Hall in downtown Washington DC. November 25 – Crown Prince Hirohito is made regent in place of his ailing father. December 13 – In the Four-Power Treaty on Insular Possessions, Japan, the United States, United Kingdom, and France agree to recognize the status quo in the Pacific. Termination of Anglo-Japanese Alliance. Ladies' Agreement Unknown date – Otsuka Pharmaceutical (大塚製薬) founded in Naruto, Shikoku Island.
Births January 3 – Natsuko Kahara, actress (d. 1991) January 26 – Akio Morita, businessman and co-founder of Sony Corporation (d. 1999) February 9 – Junzo Shono, writer (d. 2009) February 11 – Edward Seidensticker, scholar, historian, and translator (d. 2007) February 14 – Toshiko Taira, textile artist (d. 2022) March 19 – Heitaro Nakajima, engineer (d. 2017) April 20 – Michiko Inukai, writer and philanthropist (d. 2017) December 20 – Kosuke Gomi, novelist (d. 1980)
Deaths January 13 – Ijuin Gorō, admiral (b. 1852) June 19 – Nabeshima Naohiro, politician and former daimyō (b. 1846) September 28 – Yasuda Zenjirō, entrepreneur, founder of the Yasuda zaibatsu (b. 1838) November 4 – Hara Takashi, Prime Minister of Japan (b. 1856) November 5 – Yusuke Hashiba, archaeologist, historian and anthropologist (b. 1851) December 29 – Hayashi Yūzō, politician (b. 1842)
See also List of Japanese films of the 1920s
References