Susumu Yamaguchi (politician)

Susumu Yamaguchi
Susumu Yamaguchi
山口晋
	Yamaguchi in 2023
Member of the House of Representatives
	Incumbent
	Assumed office ; 9 February 2026
Preceded by	Yunosuke Sakamoto
Constituency	Saitama 10th
	In office; 2 November 2021 – 9 October 2024
Preceded by	Taimei Yamaguchi
Succeeded by	Yunosuke Sakamoto
Constituency	Saitama 10th
Personal details
Born	28 July 1983; Kawajima, Saitama, Japan
Party	Liberal Democratic
Parent	Taimei Yamaguchi (father);
Alma mater	Seijo University; Hitotsubashi University; National University of Singapore

Susumu Yamaguchi (山口晋, Yamaguchi Susumu; born 28 July 1983) is a Japanese politician. He has been a member of the House of Representatives since 2026, having previously served from 2021 to 2024.^[1] He is the son of Taimei Yamaguchi.^[2]

References

^ "台灣女婿山口晉篤定當選自民新生代親台派再添一席". Liberty Times (in Chinese (Taiwan)). 8 February 2026.
^ "山口泰明氏次男、立民元職と一騎打ちへ　衆院埼玉１０区". Sankei Shimbun (in Japanese). 10 September 2021.

[1] "台灣女婿山口晉篤定當選自民新生代親台派再添一席". Liberty Times (in Chinese (Taiwan)). 8 February 2026.

[2] "山口泰明氏次男、立民元職と一騎打ちへ　衆院埼玉１０区". Sankei Shimbun (in Japanese). 10 September 2021.

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