Speaker |
Political party |
Term start |
Term end |
Imperial Diet 1890–1947 |
 |
Nobuyuki Nakajima Rep for Kanagawa–5th (1846–1899) |
|
Rikken Jiyūtō |
November 26, 1890 |
December 25, 1891 |
 |
Hoshi Tōru Rep for Tochigi–1st (1850–1901) |
|
Rikken Jiyūtō |
May 3, 1892 |
December 13, 1893 |
 |
Kusumoto Masataka Rep for Tokyo–4th (1850–1901) |
|
Dōmei Club |
December 15, 1893 |
December 30, 1893 |
|
Rikken Kakushintō |
May 12, 1894 |
June 2, 1894 |
October 15, 1894 |
June 8, 1896 |
 |
Kazuo Hatoyama Rep for Tokyo–9th (1856–1911) |
|
Shimpotō |
December 22, 1896 |
December 25, 1897 |
 |
Kenkichi Kataoka Rep for Kochi–2nd (1844–1903) |
|
Rikken Seiyūkai |
May 15, 1898 |
June 10, 1898 |
November 9, 1898 |
December 28, 1902 |
May 9, 1903 |
October 31, 1903 |
 |
Hironaka Kōno Rep for Fukushima (1849–1923) |
|
Kenseitō |
December 5, 1903 |
December 11, 1903 |
 |
Masahisa Matsuda Rep for Saga (1845–1914) |
|
Rikken Seiyūkai |
March 18, 1904 |
January 19, 1906 |
 |
Teiichi Sugita Rep for Fukui (1851–1929) |
|
Rikken Seiyūkai |
January 23, 1906 |
December 23, 1908 |
 |
Sumitaka Haseba Rep for Kagoshima (1854–1914) |
|
Rikken Seiyūkai |
December 23, 1908 |
September 6, 1911 |
 |
Ikuzō Ōoka Rep for Yamaguchi (1856–1928) |
|
Rikken Seiyūkai |
December 24, 1911 |
March 6, 1914 |
 |
Sumitaka Haseba Rep for Kagoshima (1854–1914) |
|
Rikken Seiyūkai |
March 7, 1914 |
March 15, 1914 |
 |
Shigesaburō Oku Rep for Kyoto (1861–1924) |
|
Rikken Seiyūkai |
March 17, 1914 |
December 25, 1914 |
 |
Saburō Shimada Rep for Yokohama (1852–1923) |
|
Rikken Dōshikai |
May 17, 1915 |
January 25, 1917 |
 |
Ikuzō Ōoka Rep for Yamaguchi (1856–1928) |
|
Rikken Seiyūkai |
June 21, 1917 |
February 26, 1920 |
 |
Shigesaburō Oku Rep for Kyoto–5th (1861–1924) |
|
Rikken Seiyūkai |
June 26, 1920 |
February 16, 1923 |
 |
Gizō Kasuya Rep for Saitama–2nd (1866–1930) |
|
Rikken Seiyūkai |
February 17, 1923 |
January 31, 1924 |
|
Independent |
June 26, 1924 |
March 25, 1927 |
 |
Shigeru Morita Rep for Kyoto–1st (1872–1932) |
|
Kenseikai |
March 26, 1927 |
January 21, 1928 |
 |
Hajime Motoda Rep for Oita–2nd (1858–1938) |
|
Rikken Seiyūkai |
April 20, 1928 |
March 14, 1929 |
 |
Mosuke Kawahara Rep for Saga–2nd (1859–1929) |
|
Rikken Seiyūkai |
March 15, 1929 |
May 15, 1929 |
 |
Zenbē Horikiri Rep for Fukushima–1st (1882–1946) |
|
Rikken Seiyūkai |
December 26, 1929 |
January 21, 1930 |
 |
Ikunosuke Fujisawa Rep for Miyagi–1st (1859–1940) |
|
Rikken Minseitō |
April 23, 1930 |
April 13, 1931 |
 |
Keijirō Nakamura Rep for Wakayama–1st (1867–1937) |
|
Rikken Minseitō |
December 26, 1931 |
January 21, 1932 |
 |
Kiyoshi Akita Rep for Tokushima–2nd (1881–1944) |
|
Rikken Seiyūkai |
March 18, 1932 |
December 13, 1932 |
 |
Kunimatsu Hamada Rep for Mie–2nd (1868–1939) |
|
Rikken Seiyūkai |
December 24, 1934 |
January 21, 1936 |
 |
Kōjirō Tomita Rep for Kochi–1st (1872–1938) |
|
Rikken Minseitō |
May 1, 1936 |
March 31, 1937 |
 |
Shōju Koyama Rep for Aichi–1st (1876–1959) |
|
Rikken Minseitō |
July 23, 1937 |
December 22, 1941 |
 |
Kazutami Tago Rep for Iwate–1st (1881–1963) |
|
Taisei Yokusankai |
December 24, 1941 |
May 25, 1942 |
 |
Tadahiko Okada Rep for Okayama–1st (1878–1958) |
|
Taisei Yokusankai |
May 25, 1942 |
April 9, 1945 |
 |
Toshio Shimada Rep for Shimane–2nd (1877–1947) |
|
Taisei Yokusankai |
June 8, 1945 |
December 18, 1945 |
 |
Senzō Higai Rep for Yamanashi (1890–1953) |
|
Liberal |
May 22, 1946 |
August 23, 1946 |
 |
Takeshi Yamazaki Rep for Ibaraki (1886–1957) |
|
Liberal |
May 22, 1946 |
August 23, 1946 |
National Diet 1947–present |
 |
Komakichi Matsuoka Rep for Tokyo–2nd (1888–1958) |
|
Socialist |
May 21, 1947 |
December 23, 1948 |
 |
Kijūrō Shidehara Rep for Osaka–3rd (1872–1951) |
|
Liberal |
February 11, 1949 |
March 10, 1951 |
 |
Jōji Hayashi Rep for Kochi (1889–1960) |
|
Liberal |
March 13, 1951 |
August 1, 1952 |
 |
Banboku Ōno Rep for Gifu–1st (1890–1964) |
|
Liberal |
August 26, 1952 |
August 28, 1952 |
October 24, 1952 |
March 14, 1953 |
 |
Yasujirō Tsutsumi Rep for Shiga (1889–1964) |
|
Kaishintō |
May 18, 1953 |
December 10, 1954 |
 |
Tō Matsunaga Rep for Saitama–1st (1887–1968) |
|
Democratic |
December 11, 1954 |
January 24, 1955 |
|
Shūji Masutani Rep for Ishikawa–2nd (1888–1973) |
|
Liberal Democratic |
March 18, 1955 |
April 25, 1958 |
 |
Nirō Hoshijima Rep for Okayama–2nd (1887–1980) |
|
Liberal Democratic |
June 11, 1958 |
December 13, 1958 |
 |
Ryōgorō Katō Rep for Aichi–1st (1883–1970) |
|
Liberal Democratic |
December 13, 1958 |
February 1, 1960 |
 |
Ichirō Kiyose Rep for Hyogo–4th (1884–1967) |
|
Liberal Democratic |
February 1, 1960 |
October 24, 1960 |
December 7, 1960 |
October 23, 1963 |
 |
Naka Funada Rep for Tochigi–1st (1895–1979) |
|
Liberal Democratic |
December 7, 1963 |
December 20, 1965 |
|
Kikuichirō Yamaguchi Rep for Wakayama–1st (1897–1981) |
|
Liberal Democratic |
December 20, 1965 |
December 3, 1966 |
|
Kentarō Ayabe Rep for Oita–2nd (1890–1972) |
|
Liberal Democratic |
December 3, 1966 |
December 27, 1966 |
 |
Mitsujirō Ishii Rep for Fukuoka–3rd (1889–1981) |
|
Liberal Democratic |
February 15, 1967 |
July 16, 1969 |
 |
Takechiyo Matsuda Rep for Osaka–5th (1888–1980) |
|
Liberal Democratic |
December 3, 1969 |
December 27, 1969 |
 |
Naka Funada Rep for Tochigi–1st (1895–1979) |
|
Liberal Democratic |
January 14, 1970 |
November 13, 1972 |
 |
Umekichi Nakamura Rep for Tokyo–5th (1901–1984) |
|
Liberal Democratic |
December 22, 1972 |
May 29, 1973 |
 |
Shigesaburō Maeo Rep for Kyoto–2nd (1905–1981) |
|
Liberal Democratic |
May 29, 1973 |
December 9, 1976 |
 |
Shigeru Hori Rep for Saga (1901–1979) |
|
Liberal Democratic |
December 24, 1976 |
February 1, 1979 |
 |
Hirokichi Nadao Rep for Hiroshima–1st (1899–1994) |
|
Liberal Democratic |
February 1, 1979 |
September 7, 1979 |
October 30, 1979 |
May 19, 1980 |
|
Hajime Fukuda Rep for Fukui (1902–1997) |
|
Liberal Democratic |
July 17, 1980 |
November 28, 1983 |
 |
Kenji Fukunaga Rep for Saitama–5th (1910–1988) |
|
Liberal Democratic |
December 26, 1983 |
January 24, 1985 |
 |
Michita Sakata Rep for Kumamoto–2nd (1916–2004) |
|
Liberal Democratic |
January 24, 1985 |
June 2, 1986 |
|
Kenzaburō Hara Rep for Hyogo–2nd (1907–2004) |
|
Liberal Democratic |
July 22, 1986 |
June 2, 1989 |
|
Hajime Tamura Rep for Mie–2nd (1924–2014) |
|
Liberal Democratic |
June 2, 1989 |
January 24, 1990 |
 |
Yoshio Sakurauchi Rep for Shimane (1912–2003) |
|
Liberal Democratic |
February 27, 1990 |
June 18, 1993 |
 |
Takako Doi Rep for Hyogo–2nd (1928–2014) |
|
Socialist |
August 6, 1993 |
September 27, 1996 |
 |
Soichiro Ito Rep for Miyagi–4th (1924–2001) |
|
Liberal Democratic |
November 7, 1996 |
June 2, 2000 |
 |
Tamisuke Watanuki Rep for Toyama–3rd (born 1927) |
|
Liberal Democratic |
July 4, 2000 |
October 10, 2003 |
 |
Yōhei Kōno Rep for Kanagawa–17th (born 1937) |
|
Liberal Democratic |
November 19, 2003 |
August 8, 2005 |
September 21, 2005 |
July 21, 2009 |
 |
Takahiro Yokomichi Rep for Hokkaido–1st (1941–2023) |
|
Democratic |
September 16, 2009 |
November 16, 2012 |
 |
Bunmei Ibuki Rep for Kyoto–1st (born 1938) |
|
Liberal Democratic |
December 26, 2012 |
November 21, 2014 |
 |
Nobutaka Machimura Rep for Hokkaido–5th (1944–2015) |
|
Liberal Democratic |
December 24, 2014 |
April 21, 2015 |
 |
Tadamori Ōshima Rep for Aomori–3rd (born 1946) |
|
Liberal Democratic |
April 21, 2015 |
September 28, 2017 |
November 1, 2017 |
October 14, 2021 |
 |
Hiroyuki Hosoda Rep for Shimane–1st (1944–2023) |
|
Liberal Democratic |
November 10, 2021 |
October 20, 2023 |
 |
Fukushiro Nukaga Rep for Ibaraki–2nd (born 1944) |
|
Liberal Democratic |
October 20, 2023 |
October 9, 2024 |
November 11, 2024 |
Incumbent |