Tetsuo Saito

Tetsuo Saito
斉藤 鉄夫
Official portrait, 2021
Co-president of the Centrist Reform Alliance
In office
22 January 2026 – 13 February 2026
Serving with Yoshihiko Noda
Preceded byOffice established
Succeeded byJunya Ogawa
Chief Representative of Komeito
In office
9 November 2024 – 21 January 2026
Preceded byKeiichi Ishii
Succeeded byToshiko Takeya
Ministerial offices
Minister of Land, Infrastructure, Transport and Tourism
In office
4 October 2021 – 11 November 2024
Prime MinisterFumio Kishida
Shigeru Ishiba
Preceded byKazuyoshi Akaba
Succeeded byHiromasa Nakano
Minister of the Environment
In office
2 August 2008 – 16 September 2009
Prime MinisterYasuo Fukuda
Tarō Asō
Preceded byIchirō Kamoshita
Succeeded bySakihito Ozawa
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Member of the House of Representatives
Assumed office
19 July 1993
Preceded bySeat established
ConstituencyHiroshima 1st (1993–1996)
Chugoku PR (1996–2021)
Hiroshima 3rd (2021–2026)
Chugoku PR (2026–present)
Personal details
Born (1952-02-05) 5 February 1952
PartyCRA (since 2026)
Other political
affiliations
CGP (1993–1994)
NFP (1994–1998)
Komeito (1998–2026)
Alma materTokyo Institute of Technology
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Tetsuo Saito (斉藤 鉄夫, Saitō Tetsuo; born 5 February 1952) is a Japanese politician who served as chief representative of the Komeito from 2024 to 2026. He served as Minister of Land, Infrastructure, Transport and Tourism from 2021 to 2024 and Minister of the Environment from 2008 to 2009.

Born in Shimane Prefecture, he was educated at the Tokyo Institute of Technology and worked as an engineer before entering politics. He was elected to serve as chief representative of the Komeito to succeed Keiichi Ishii, who was defeated in the 2024 election.