Key Facts
• Rie Sasaki, 42, won Osaka’s top seat in the 2025 House of Councillors election.
• She secured approximately 650,000 votes, surpassing her party colleague Takashi Okazaki.
• Sasaki defeated incumbent Mizuho Umemura in the party’s internal primary.
• Originally from Hiroshima, she studied architecture at Shimane University.
• Debuted in entertainment in 2006 after being scouted in Shibuya.
• Known for her ambition, she was nicknamed “Japan’s Most Calculating New-Type Idol.”
• Left the entertainment industry in 2009 after her agency faced legal troubles.
• Entered politics through the Ishin Political School led by Toru Hashimoto.
• Ran unsuccessfully in the 2012 general election and 2013 Tokyo Metropolitan Assembly election.
• Elected as an Osaka City Councilor in 2015 and re-elected twice before her national win.
• Married boat racer Jiro Nakano in 2013 and has two children.
• Advocates for improving public education quality as her political goal.
Summary
Rie Sasaki, a former gravure idol, transitioned to politics after leaving the entertainment industry in 2009. She recently achieved a significant milestone by winning the top seat in Osaka during the 2025 House of Councillors election with 650,000 votes. Known for her ambition and strong personality, Sasaki overcame challenges, including early political defeats and a tumultuous entertainment career. Her journey began in Hiroshima, where she studied architecture, and later entered the entertainment world in 2006. After joining the Ishin Political School, she steadily built her political career, becoming an Osaka City Councilor in 2015. Now a national politician, Sasaki aims to enhance public education quality while balancing her role as a mother of two. Her story reflects resilience and determination over two decades of challenges.
