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← 1906 1905 1904 1907 in Japan → 1908 1909 1910
Decades:	1880s 1890s 1900s 1910s 1920s
See also:	Other events of 1907 History of Japan Timeline Years

Events in the year 1907 in Japan. It corresponds to Meiji 40 (明治40年) in the Japanese calendar.

• Emperor: Emperor Meiji^[1]
• Prime Minister: Saionji Kinmochi^[2]

• Aichi Prefecture: Ichizo Fukano
• Akita Prefecture: Chuji Shimooka
• Aomori Prefecture: Shotaro Nishizawa
• Ehime Prefecture: Kensuke Ando
• Fukui Prefecture: Suke Sakamoto, Nakamura Junkuro
• Fukushima Prefecture: Arita Yoshisuke then Hiraoka Teitaro
• Gifu Prefecture: Sadakichi Usu
• Gunma Prefecture: Yoshimi Teru, Arita Yoshisuke
• Hiroshima Prefecture: Yamada Shunzō, Tadashi Munakata
• Ibaraki Prefecture: Otsuka, Mori Masataka
• Iwate Prefecture: Sokkichi Oshikawa, Shinichi Kasai
• Kagawa Prefecture: Motohiro Onoda
• Kumamoto Prefecture: Egi Kazuyuki, Norikichi Oshikawa
• Kōchi Prefecture: Munakata Tadashi, Sada Suzuki
• Kyoto Prefecture: Shoichi Omori
• Mie Prefecture: Baron Shoichi Omori
• Miyagi Prefecture: Kamei Ezaburo
• Miyazaki Prefecture: Nagai Enjin
• Nagano Prefecture: Tsunamasa Ōyama
• Niigata Prefecture: Hiroshi Abe, Kiyoshi Honba
• Okayama Prefecture: Terada Yushi
• Okinawa Prefecture: Narahara Shigeru
• Osaka Prefecture: Chikaaki Takasaki
• Saga Prefecture: Fai Kagawa
• Saitama Prefecture: Marquis Okubo, Toshi Takeshi, Shimada Gotaro
• Shiga Prefecture: Sada Suzuki
• Shimane Prefecture: Matsunaga Takeyoshi
• Tochigi Prefecture: .....
• Tokyo: Baron Senge Takatomi
• Toyama Prefecture: Usami Katsuo
• Yamagata Prefecture: Mabuchi Eitaro

• February 5 – Nisshin Spinning, later Nisshinbo founded.^{[page needed]}
• February 15 – Gentlemen's Agreement of 1907
• May Unknown date
  • Maruzen Petroleum, as predecessor of Cosmo Petroleum was founded in Osaka.^{[page needed]}
  • Seasoning, food processing, medication brand, Ajinomoto was founded by Saburosuke Suzuki in Kyobashi, Tokyo, as predecessor name was Suzuki Pharmaceutical Manufacturing.^{[citation needed]}
• May 11 – Hinode Life Insurance, later Sumitomo Life Insurance was founded.^{[page needed]}
• June 10 – Franco-Japanese Treaty of 1907
• July 24 – Japan–Korea Treaty of 1907
• September 7 – Asahi Grass (now AGC) founded in Amagasaki, Hyogo Prefecture.^{[page needed]}

• January 1 – Kinue Hitomi, sprinter and long jumper (d. 1931)
• January 8 – Keizō Hayashi, civil servant (d. 1991)
• January 23 – Hideki Yukawa, theoretical physicist, Nobel laureate (d. 1981)
• February 25 – Utaemon Ichikawa, actor (d. 1999)
• March 17 – Takeo Miki, 41st Prime Minister of Japan (d. 1988)
• April 29 – Chūya Nakahara, poet (d. 1937)
• May 6 – Yasushi Inoue, author (d. 1991)
• August 1 – Hisato Ohzawa, composer (d. 1953)
• August 12 – Noriko Awaya, soprano chanson and ryūkōka singer (d. 1999)
• October 1 – Ryōichi Hattori, composer (d. 1993)

• March 12 – Matsumoto Jun, physician (b. 1832)
• September 2 – Kuga Katsunan, journalist (b. 1857)
• October 5 – Nakayama Yoshiko, lady-in-waiting, mother of Emperor Meiji (b. 1836)
• December 16 – Asai Chū, painter (b. 1856)