1917 in Japan

Events from the year 1917 in Japan. It corresponds to Taishō 6 (大正6年) in the Japanese calendar.

Incumbents

 * Emperor: Taishō
 * Prime Minister: Terauchi Masatake

Governors

 * Aichi Prefecture: Matsui Shigeru
 * Akita Prefecture: Genzaburo Kojima (until 29 January); Hijoki Kawaguchi (starting 29 January)
 * Aomori Prefecture: Matsujiro Obama (until 17 January); Takeji Kawamura (starting 17 January)
 * Ehime Prefecture: Sakata Kanta (until 29 January); Raizo Wakabayashi (starting 29 January)
 * Fukui Prefecture: Sato Kozaburo (until 29 January); Kawashima Miki (starting 29 January)
 * Fukushima Prefecture: Takukichi Kawasaki
 * Gifu Prefecture: Shimada Gotaro (until 17 January); Kanokogi Kogoro (starting 17 January)
 * Gunma Prefecture: Miyake Gennosuke (until 26 September); Tomojiro Nakagawa (starting 26 September)
 * Hiroshima Prefecture: Eitaro Mabuchi
 * Hyogo Prefecture: Seino Chotarno
 * Ibaraki Prefecture: Keisuke Sakanaka (until 17 January); Yuichiro Chikaraishi (starting 17 January)
 * Iwate Prefecture: Rinpei Otsu
 * Kagawa Prefecture: Raizo Wakabayashi (until 29 January); Sakata Kanta (starting 29 January)
 * Kochi Prefecture: Takeo Kakinuma
 * Kumamoto Prefecture: Ōta Masahiro
 * Kyoto Prefecture: Jūshirō Kiuchi
 * Mie Prefecture: Miki Nagano
 * Miyagi Prefecture: Tsunenosuke Hamada
 * Miyazaki Prefecture: Shutaro Horiuchi
 * Nagano Prefecture: Tenta Akaboshi
 * Niigata Prefecture: Tsuizui Katagawa (until 17 December); Watanabe Katsusaburo (starting 17 December)
 * Okinawa Prefecture: Kuniyoshi Suzuki
 * Osaka Prefecture: Marques Okubo Toshi Takeshi (until month unknown)
 * Saga Prefecture:
 * until 17 January: Ishibashi Kazu
 * 17 January-17 December: Okada
 * starting 17 December: Muneyoshi Oshiba
 * Saitama Prefecture: Tadahiko Okada
 * Shiname Prefecture: Ichiro Oriharami (until 29 January); Yasukichi Nishimura (starting 29 January)
 * Tochigi Prefecture: Hiroyoshi Hiratsuka
 * Tokyo: Yuichi Ionue
 * Toyama Prefecture: Ki Masesaku (until 29 January); Takashi Inoue (starting 29 January)
 * Yamagata Prefecture: Soeda Keiichiro (until 17 December); Ichiro Yoda (starting 17 December)

Events

 * Japan during World War I
 * April 20 – 1917 Japanese general election
 * May 8–12 – 1917 Far Eastern Games held in Tokyo.
 * October 1 – According to Japanese government official document figure, a large-scale typhoon and tidal wave hit around Tokyo Bay area, 1,362 persons were human fatalities.
 * November 2 – Lansing–Ishii Agreement

Births

 * January 1 – Shuntaro Hida, physician (d. 2017)
 * February 5 – Isuzu Yamada, actress (d. 2012)
 * March 5 – Mutsuo Toi, spree killer (d. 1938)
 * May 6 – Prince Morihiro Higashikuni, husband of Princess Teru (d. 1969)
 * May 10 – Shigeo Sugiura, freestyle swimmer (d. 1988)
 * August 15 – Yukio Tsuda, football player (d. 1979)
 * August 25 – Tosio Kato, mathematician (d. 1999)
 * September 7 – Tetsuo Hamuro, breaststroke swimmer (d. 2005)
 * September 11 – Yukiko Todoroki, actress (d. 1967)
 * October 19 – Kusuo Kitamura, Olympic swimmer (d. 1996)
 * November 25 – Noboru Terada, free style swimmer (d. 1986)

Deaths

 * July 19 – Kyōsuke Eto, army officer (b. 1881)
 * August 19 – Kikuchi Dairoku, mathematician and educator, (b. 1855)
 * August 21 – Yoshito Okuda, Mayor of Tokyo (b. 1860)
 * October 24 – Katayama Tōkuma, architect (b. 1854)
 * December 23 – Aoyama Tanemichi, medical scientist and doctor (b. 1859)