Japan leadership raceWho is Japan's Shinjiro Koizumi?
Reformist LDP minister and former leader's son could be youngest postwar PM
Shinjiro Koizumi speaks to reporters in Tokyo on Sept. 20 about running in the Liberal Democratic Party leadership race. (Photo by Uichiro Kasai)
YUICHI SHIGA and MITSURU OBE
September 20, 2025 14:46 JST
TOKYO -- Shinjiro Koizumi is running for the leadership of Japan's ruling Liberal Democratic Party, trying not only to become the country's youngest postwar leader but also to turn around the fortunes of a once-dominant party struggling to hold on to power after losing its parliamentary majority.