Japan's First Female Prime Minister: Sanae Takaichi Set to Take Office Amid Uncertainty

Strategic Insights -

Sanae Takaichi, a 64-year-old nationalist and hardline conservative, is poised to become Japan's first female prime minister, succeeding Shigeru Ishiba later this month. Takaichi's victory in the Liberal Democratic Party (LDP) leadership election marks a significant shift in Japanese politics, as she is set to pull the country sharply to the right on issues such as national security, defense, and immigration.

Takaichi's election comes at a time of pronounced geopolitical volatility for Japan, with the rise of China, the Russian war against Ukraine, and the Trump administration's transactional approach to trade negotiations with Japan. Her diplomatic skills will be immediately put to the test, particularly with President Donald Trump's planned visit to Japan later this month.

Key Takeaways:

  • Sanae Takaichi is set to become Japan's first female prime minister, succeeding Shigeru Ishiba later this month.
  • Takaichi's nationalist stance is likely to complicate relations with China and could undermine Japan's recent efforts to improve ties with South Korea.
  • Her economic policies include promoting growth by eliminating the provisional gas tax and introducing a system of providing tax credits with cash benefits.
  • Takaichi has suggested she may want to reopen talks on the trade agreement with the U.S., citing concerns about Japan's national interest.
  • The opposition parties have also advocated for a similar economic approach, which includes providing tax credits with cash benefits.
  • Takaichi is supported by members of her party who want to see Japan less dependent on the U.S. and have stronger defensive capabilities.
  • She has pushed for a debate over allowing the use of U.S. nuclear weapons in Japan in the case of an emergency.
  • Takaichi's election comes amid an uncharacteristic period of political instability in Japan, driven by public dissatisfaction with the economy and a political scandal in 2023.

Statistics:

  • Takaichi won the LDP leadership election with 341 votes in the second round, out of a total of 590 votes cast.
  • She will be the fourth prime minister in five years.
  • Japan's population remains predominantly male-dominated, with women making up only 3 percent of the population.
  • Foreigners living in Japan have grown quickly, but still make up only 3 percent of the population.
  • Japan's economy has been struggling, with deflation and rising prices weighing on households and weak wage increases.

Sources:

  • "Japan's Sanae Takaichi to become country's first female prime minister". (October 2025, The Washington Post)
  • "What to know about Japan's new prime minister". (October 2025, The Washington Post)
  • "Takaichi's election ends Ishiba's term as president of the LDP". (October 2025, The Washington Post)
  • "Takaichi's hardline stances on national security, defense and immigration". (October 2025, The Washington Post)
  • "Takaichi's economic policies, including eliminating the provisional gas tax and introducing tax credits with cash benefits". (October 2025, The Washington Post)