Tadamori Ōshima

Tadamori Ōshima
大島 理森
Official portrait, 2002
Speaker of the House of Representatives
In office
21 April 2015 – 14 October 2021
MonarchsAkihito
Naruhito
Deputy
Preceded byNobutaka Machimura
Succeeded byHiroyuki Hosoda
Vice President of the Liberal Democratic Party
In office
9 September 2010 – 28 September 2012
PresidentSadakazu Tanigaki
Secretary-GeneralNobuteru Ishihara
Preceded byTaku Yamasaki (2003)
Succeeded byMasahiko Kōmura
Secretary-General of the Liberal Democratic Party
In office
29 September 2009 – 9 September 2010
PresidentSadakazu Tanigaki
Preceded byHiroyuki Hosoda
Succeeded byNobuteru Ishihara
Ministerial offices
Minister of Agriculture, Forestry and Fisheries
In office
30 September 2002 – 1 April 2003
Prime MinisterJunichiro Koizumi
Preceded byTsutomu Takebe
Succeeded byYoshiyuki Kamei
Minister of Education
In office
4 July 2000 – 5 December 2000
Prime MinisterYoshirō Mori
Preceded byHirofumi Nakasone
Succeeded byNobutaka Machimura
Director-General of the Science and Technology Agency
In office
4 July 2000 – 5 December 2000
Prime MinisterYoshirō Mori
Preceded byHirofumi Nakasone
Succeeded byNobutaka Machimura
Director-General of the Environmental Agency
In office
8 August 1995 – 11 January 1996
Prime MinisterTomiichi Murayama
Preceded bySohei Miyashita
Succeeded bySukio Iwatare
Deputy Chief Cabinet Secretary
(Political affairs)
In office
2 February 1990 – 5 November 1991
Prime MinisterToshiki Kaifu
Preceded byTakao Fujimoto
Succeeded byMotoji Kondo
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Member of the House of Representatives
In office
19 December 1983 – 14 October 2021
Preceded byShūichi Takenaka
Succeeded byJunichi Kanda
ConstituencyAomori 1st (1983–1996)
Aomori 3rd (1996–2017)
Aomori 2nd (2017–2021)
Member of the Aomori Prefectural Assembly
In office
23 April 1975 – June 1980
ConstituencyHachinohe City
Personal details
Born (1946-09-06) 6 September 1946
PartyLiberal Democratic
Alma materKeio University

Tadamori Ōshima (Japanese: 大島 理森, Hepburn: Ōshima Tadamori; born September 6, 1946) is a former Japanese politician who served as the Speaker of the House of Representatives from 2015 to 2021. A member of the Liberal Democratic Party, he previously served as the Minister of Agriculture, Forestry and Fisheries, and Minister of Education, Culture, Sports, Science and Technology. He is affiliated to the revisionist lobby Nippon Kaigi.