Natsuo Yamaguchi

Natsuo Yamaguchi
Natsuo Yamaguchi
山口那津男
	Yamaguchi in 2022
Chief Representative of Komeito
	In office; 8 September 2009 – 28 September 2024
Preceded by	Akihiro Ota
Succeeded by	Keiichi Ishii
Member of the House of Councillors; for Tokyo's at-large district;
	Incumbent
	Assumed office ; 29 July 2001
Member of the House of Representatives; for Tokyo's 10th district;
	In office; 18 February 1990 – 20 October 1996
Personal details
Born	12 July 1952 (age 72); Nakaminato, Ibaraki, Japan
Political party	Komeito (1998–present)
Other political; affiliations	New Frontier Party; (1994–1998); Komeito; (1990–1994);
Residence(s)	Katsushika, Tokyo
Alma mater	University of Tokyo (LL.B)

Natsuo Yamaguchi (山口那津男, Yamaguchi Natsuo, born 12 July 1952) is a Japanese politician who served as the chief representative of Komeito from 2009 to 2024. He is a member of the House of Councillors since 2001 and previously served in the House of Representatives from 1990 to 1996.