Tetsuo Saito (斉藤 鉄夫 Saitō Tetsuo, born February 5, 1952) is a Japanese politician of the New Komeito Party, a member of the House of Representatives in the Diet (national legislature). Saito is currently serving his fifth term in the Lower House by Chugoku proportional election and is the Minister of the Environment.
A native of Ōchi District, Shimane, he attended Tokyo Institute of Technology as an undergraduate studying applied physics, graduating in 1976, and received a Ph.D in engineering from the same school. His first employment was with the major construction firm Shimizu Corporation. Saito was a visiting researcher at Princeton University for three years beginning in 1986. He was elected to the Diet for the first time in 1993.
Saito is known for his ties with NASA as well as expert knowledge of lunar bases and clean energy technology. Due to his knowledge in these areas, he was appointed parliamentary secretary of science and technology in 1999 in the Keizo Obuchi administration.
Saito was appointed as Minister of the Environment by Prime Minister Yasuo Fukuda on August 1, 2008. In the Cabinet of Prime Minister Taro Aso, appointed on September 24, 2008, Saito was retained in his post.
- Japan Times, "Fukuda's new lineup", August 3, 2008.
- "Fukuda overhauls Cabinet / LDP executive shakeup also elevates Aso to party No. 2", The Yomiuri Shimbun, August 2, 2008.
- "Aso elected premier / Announces Cabinet lineup himself; poll likely on Nov. 2", The Yomiuri Shimbun, September 25, 2008.
- Official website in Japanese.