Tadamori Ōshima
Japanese politician
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Tadamori Ōshima (Japanese: 大島 理森, Hepburn: Ōshima Tadamori; born 6 September 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.[1][2]
Tadamori Ōshima | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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大島 理森 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Official portrait, 2002 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Speaker of the House of Representatives | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| In office 21 April 2015 – 14 October 2021 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Monarchs | Akihito Naruhito | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Deputy | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Preceded by | Nobutaka Machimura | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Succeeded by | Hiroyuki Hosoda | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Member of the House of Representatives | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| In office 19 December 1983 – 14 October 2021 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Preceded by | Shūichi Takenaka | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Succeeded by | Junichi Kanda | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Constituency | Aomori 1st (1983–1996) Aomori 3rd (1996–2017) Aomori 2nd (2017–2021) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Member of the Aomori Prefectural Assembly | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| In office 23 April 1975 – June 1980 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Constituency | Hachinohe City | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Personal details | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Born | 6 September 1946 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Party | Liberal Democratic | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Alma mater | Keio University | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
Career

A native of Hachinohe, Aomori and graduate of Keio University, he worked at the national newspaper Mainichi Shimbun from 1970 to 1974, and was elected to the Aomori Prefectural Assembly in 1975.[citation needed] He was elected to the House of Representatives for the first time in 1983 after an unsuccessful run in 1980.
He served as Speaker of the House from 2015 to 2021.
After his political career, he was appointed as a member of the Yokozuna Deliberation Council in January 2023.[3] He was elected its chairman in January 2025.[4]
Election history
| Election | Age | District | Political party | Number of votes | election results |
|---|---|---|---|---|---|
| 1980 Japanese general election | 33 | Aomori 1st district | LDP | 63,958 | lost |
| 1983 Japanese general election | 37 | Aomori 1st district | LDP | 98,275 | winning |
| 1986 Japanese general election | 39 | Aomori 1st district | LDP | 100,653 | winning |
| 1990 Japanese general election | 43 | Aomori 1st district | LDP | 84,302 | winning |
| 1993 Japanese general election | 46 | Aomori 1st district | LDP | 102,921 | winning |
| 1996 Japanese general election | 50 | Aomori 3rd district | LDP | 96,628 | winning |
| 2000 Japanese general election | 53 | Aomori 3rd district | LDP | 93,602 | winning |
| 2003 Japanese general election | 57 | Aomori 3rd district | LDP | 86,909 | winning |
| 2005 Japanese general election | 59 | Aomori 3rd district | LDP | 90,925 | winning |
| 2009 Japanese general election | 62 | Aomori 3rd district | LDP | 90,176 | winning |
| 2012 Japanese general election | 66 | Aomori 3rd district | LDP | 74,946[5] | winning |
| 2014 Japanese general election | 68 | Aomori 3rd district | LDP | 59,280[6] | winning |
| 2017 Japanese general election | 71 | Aomori 2nd district | LDP | 133,545[7] | winning |
| [8][9][10] | |||||