Shinjirō Koizumi

Japanese politician

Shinjirō Koizumi (小泉 進次郎, Koizumi Shinjirō, born 14 April 1981) is a Japanese politician. He was the Minister of the Environment from 2019 until 2021. He has also been a Member of the House of Representatives for the Liberal Democratic Party since 2009. He is the second son of former Prime Minister Junichirō Koizumi.[1]

Shinjirō Koizumi
小泉 進次郎
Shinjirō Koizumi 20200718.jpg
Minister of the Environment
In office
11 September 2019 – 4 October 2021
Prime MinisterShinzō Abe
Yoshihide Suga
Preceded byYoshiaki Harada
Succeeded byTsuyoshi Yamaguchi
Member of the House of Representatives
for Kanagawa 11th District
Assumed office
31 August 2009
Preceded byJunichirō Koizumi
Personal details
Born (1981-04-14) 14 April 1981 (age 41)
Yokosuka, Kanagawa, Japan
Political partyLiberal Democratic Party
ParentsJunichiro Koizumi
Kayoko Miyamoto
Alma materKanto Gakuin University (BEc)
Columbia University (MA)


  1. "2 Japanese ministers visit controversial Yasukuni war shrine". AFP. 15 August 2013. Retrieved 9 January 2014.