斉藤鉄夫

Tetsuo Saito is a Japanese politician and engineer currently serving as a member of the House of Representatives and as the Chair of the House Committee on Discipline. A former Minister of the Environment and Minister of Land, Infrastructure, Transport and Tourism, he previously led the Komeito party before co-founding the Middle Reform Union in 2026. With an academic background in applied physics and a doctorate in engineering, Saito spent his early career as a researcher at Shimizu Corporation, specializing in ultrasonic testing and space development. Throughout his political career, he has been a prominent advocate for environmental policy, science and technology development, and constitutional reform, while maintaining a reputation for a moderate and conciliatory political style.