Sanae Takaichi Elected LDP Leader, Poised to Become Japan's First Female Prime Minister

Sanae Takaichi has been elected leader of Japan's ruling Liberal Democratic Party (LDP), positioning her to become the country's first female prime minister. Takaichi, 64, is known for her conservative stance and admiration of former British Prime Minister Margaret Thatcher. She is expected to continue the market-friendly policies of her mentor, the late Prime Minister Shinzo Abe.

Following her election, Japan's Nikkei 225 index surged nearly 5%, surpassing the 47,000 mark for the first time. The yen weakened against the U.S. dollar, reflecting investor expectations of increased fiscal stimulus and a continuation of accommodative monetary policies.

Defense-related stocks experienced significant gains due to Takaichi's hawkish stance. Kawasaki Heavy Industries' shares rose by 9.2%, while Mitsubishi Heavy Industries saw an 11.1% increase.

Takaichi's economic adviser, Takuji Aida, indicated that she might tolerate a 25-basis-point interest rate hike by January 2026, provided the economy remains strong and wage growth is solid. However, any further increases are unlikely until 2027.

Despite the LDP-led coalition losing its majority in both houses of parliament over the past year, the party still holds the largest number of seats in the powerful lower house, significantly boosting Takaichi's chances of securing the premiership. The formal selection by lawmakers is expected in mid-October.

International reactions have been mixed. Taiwan's President Lai Ching-te extended congratulations, noting Takaichi as a steadfast friend of Taiwan. China's Ministry of Foreign Affairs expressed hope that Japan would adhere to existing political agreements and pursue a positive policy toward China.

Analysts suggest that Takaichi's leadership could lead to increased fiscal spending and potential delays in monetary tightening, influencing both domestic and international markets.