長妻 昭

Government Posts

1. Sep 17, 2010内閣改造に伴い厚生労働大臣を退任^[1]
   Resigned as Minister of Health, Labour and Welfare following the cabinet reshuffle
2. Jun 8, 2010菅直人内閣にて厚生労働大臣、年金改革担当大臣に再任^{[1][2][3][4][5]}
   Reappointed Minister of Health, Labour and Welfare and Minister for Pension Reform in the Kan Cabinet
3. Sep 16, 2009鳩山由紀夫内閣にて厚生労働大臣、年金改革担当大臣に就任^{[1][2][3][4][5][6]}
   Appointed Minister of Health, Labour and Welfare and Minister for Pension Reform in the Hatoyama Cabinet

Party Posts

1. Jan 2026中道改革連合の立ち上げに参加し、同党に加わる^[1][2][3][4]
   Participated in the launch of the Centrist Reform Union and joined the party
2. Sep 30, 2025立憲民主党社会保障改革総合調査会長に就任^[1]
   Appointed Chair of the Comprehensive Research Committee on Social Security Reform of the CDPJ
3. Sep 24, 2024立憲民主党代表代行（政策統括）に就任^{[1][2][3][4][5]}
   Appointed Deputy President (Policy Oversight) of the CDPJ
4. Sep 13, 2022立憲民主党「次の内閣」ネクスト内閣官房長官に就任^[1][2]
   Appointed Next Chief Cabinet Secretary in the CDPJ's 'Next Cabinet'
5. Aug 26, 2022立憲民主党政務調査会長に就任^{[1][2][3][4][5]}
   Appointed Chair of the Policy Research Committee of the CDPJ
6. Sep 15, 2020（新）立憲民主党結成に伴い、党副代表に就任^[1][2]
   Appointed Vice President of the (new) Constitutional Democratic Party of Japan
7. Oct 24, 2018立憲民主党代表代行 兼 選挙対策委員長に就任^[1][2][3][4]
   Appointed Deputy President and Chair of the Election Strategy Committee of the CDPJ
8. Oct 26, 2017立憲民主党代表代行 兼 政務調査会長に就任^{[1][2][3][4][5]}
   Appointed Deputy President and Chair of the Policy Research Committee of the CDPJ
9. Oct 3, 2017旧立憲民主党の結党に参加^[1]
   Participated in the founding of the (former) Constitutional Democratic Party of Japan
10. Sep 12, 2017民進党東京都連会長に就任^[1][2]
    Appointed President of the Tokyo Metropolitan Federation of the Democratic Party
11. Sep 2017民進党選挙対策委員長に就任^[1][2][3][4]
    Appointed Chair of the Election Strategy Committee of the Democratic Party
12. Mar 2016民進党代表代行に就任^[1][2][3]
    Appointed Deputy President of the Democratic Party
13. Jan 2015民主党代表代行に就任^[1][2][3]
    Appointed Deputy President of the Democratic Party of Japan
14. Sep 2014民主党政策調査会長代理に就任^[1][2]
    Appointed Deputy Chair of the Policy Research Committee of the Democratic Party of Japan
15. Sep 2013民主党幹事長代行に就任^[1][2][3]
    Appointed Acting Secretary-General of the Democratic Party of Japan
16. Sep 21, 2010民主党筆頭副幹事長に就任^[1]
    Appointed First Deputy Secretary-General of the Democratic Party of Japan

Committee Chairs

1. Oct 2012衆議院厚生労働委員長に就任^{[1][2][3][4][5]}
   Appointed Chairman of the House of Representatives Committee on Health, Labour and Welfare

Professional Career

1. ~ 1992平成維新の会に参加し事務局長代理を務める^[1][2]
   Joined Heisei Ishin no Kai and served as Deputy Secretary-General
2. Oct 1989日経BP社に入社（『日経ビジネス』記者）^[1][2][3][4]
   Joined Nikkei BP (Reporter for 'Nikkei Business')
3. Apr 1984日本電気株式会社（NEC）に入社（汎用コンピュータの営業）^{[1][2][3][4][5][6][7][8]}
   Joined NEC Corporation (Mainframe Computer Sales)

Education

1. Mar 1984慶應義塾大学法学部法律学科を卒業^{[1][2][3][4][5][6]}
   Graduated from the Faculty of Law, Keio University
2. ~ Mar 1979東京都立練馬高等学校を卒業^[1][2][3]
   Graduated from Tokyo Metropolitan Nerima High School

Publications

1. Feb 2011単著『招かれざる大臣』を朝日新聞出版より刊行^[1][2][3][4]
   Published 'Manakarezaru Daijin' from Asahi Shimbun Publications
2. Sep 2008単著『闘う政治』を講談社より刊行^[1][2][3]
   Published 'Tattau Seiji' from Kodansha
3. Oct 2007単著『「消えた年金」を追って』をリヨン社より刊行^[1][2][3]
   Published 'Kieta Nenkin o Otte' from Lyon-sha
4. Dec 2004共著『マンガで読むびっくり仰天!年金浪費』をグラフ社より刊行^[1][2]
   Co-authored 'Manga de Yomu Bikkuri Gyoten! Nenkin Roshi', published by Graph-sha

Other

1. Feb 8, 2026第51回衆議院議員総選挙で10期目の当選（比例東京ブロック・中道改革連合）^[1][2][3][4]
   Won a tenth term in the 51st House of Representatives election (Tokyo PR block, Centrist Reform Union)
2. Oct 27, 2024第50回衆議院議員総選挙で9期目の当選（東京27区・立憲民主党）^[1][2]
   Won a ninth term in the 50th House of Representatives election (Tokyo 27th District, CDPJ)
3. Oct 31, 2021第49回衆議院議員総選挙で8期目の当選（東京7区・立憲民主党）^[1]
   Won an eighth term in the 49th House of Representatives election (Tokyo 7th District, CDPJ)
4. Oct 22, 2017第48回衆議院議員総選挙で7期目の当選（東京7区・立憲民主党）^[1]
   Won a seventh term in the 48th House of Representatives election (Tokyo 7th District, CDPJ)
5. Dec 14, 2014第47回衆議院議員総選挙で6期目の当選（東京7区・民主党）^[1][2]
   Won a sixth term in the 47th House of Representatives election (Tokyo 7th District, DPJ)
6. Dec 16, 2012第46回衆議院議員総選挙で5期目の当選（東京7区・民主党）^[1][2]
   Won a fifth term in the 46th House of Representatives election (Tokyo 7th District, DPJ)
7. Aug 30, 2009第45回衆議院議員総選挙で4期目の当選（東京7区・民主党）^[1][2]
   Won a fourth term in the 45th House of Representatives election (Tokyo 7th District, DPJ)
8. Sep 11, 2005第44回衆議院議員総選挙で3期目の当選（比例東京ブロック・民主党）^[1][2]
   Won a third term in the 44th House of Representatives election (Tokyo PR block, DPJ)
9. Nov 9, 2003第43回衆議院議員総選挙で2期目の当選（東京7区・民主党）^[1][2]
   Won a second term in the 43rd House of Representatives election (Tokyo 7th District, DPJ)
10. Jun 25, 2000第42回衆議院議員総選挙で初当選（東京7区・民主党）^{[1][2][3][4][5]}
    First won a seat in the 42nd House of Representatives election (Tokyo 7th District, DPJ)
11. Oct 20, 1996第41回衆議院議員総選挙に旧民主党公認で東京10区から立候補するが落選^[1][2][3]
    Ran in the 41st House of Representatives election as a DPJ candidate but lost
12. Jul 23, 1995第17回参議院議員通常選挙に平成維新の会公認で比例区から立候補するが落選^[1][2]
    Ran in the 17th House of Councillors election as a Heisei Ishin no Kai candidate but lost
13. Jun 14, 1960東京都練馬区に生まれる^{[1][2][3][4][5]}
    Born in Nerima Ward, Tokyo

常任委員会· Standing Committee

• 予算委員会

  Committee on Budget
  委員· Member
• 内閣委員会

  Cabinet Committee
  委員· Member