Ryuichi Yoneyama

Ryuichi Yoneyama
米山 隆一
Yoneyama in 2022
Governor of Niigata Prefecture
In office
25 October 2016  27 April 2018
Preceded byHirohiko Izumida
Succeeded byHideyo Hanazumi
Member of the House of Representatives
Assumed office
3 November 2021
Preceded byHirohiko Izumida
ConstituencyNiigata 5th (2021–2024)
Niigata 4th (2024–present)
Personal details
Born
Ryūichi Aikō (愛甲 隆一)

(1967-09-08) 8 September 1967
Yunotani, Niigata, Japan (now Uonuma, Niigata)
Political partyCDP (since 2022)
Other political
affiliations
Alma materUniversity of Tokyo (PhD)
ProfessionPhysician
Lawyer

Ryuichi Yoneyama (米山 隆一, Yoneyama Ryūichi; born 8 September 1967) is a Japanese politician and a former Governor of Niigata Prefecture. Prior to entering politics, Yoneyama worked as a radiology researcher at the University of Tokyo Hospital and was also trained as a lawyer.