Japanese stocks reached record highs on Monday after the ruling Liberal Democratic Party (LDP) elected Sanae Takaichi as its new leader, positioning her to become Japan’s next prime minister. The benchmark Nikkei 225 index closed 4.75% higher, surpassing 47,000 for the first time.

Takaichi’s Pro-Business Profile

Takaichi has held senior government roles, including minister for economic security and internal affairs, and is known for advocating higher government spending and lower borrowing costs. A long-time admirer of former UK Prime Minister Margaret Thatcher, she favors free-market economic policies.

Market Response

Investors welcomed her leadership victory, boosting shares in real estate, technology, and heavy industry sectors. However, the yen fell to a record low against the euro and dropped 1.7% versus the US dollar. Jesper Koll, a Japan economist, described the market reaction as a “knee-jerk” response, noting that Takaichi’s stimulus-focused policies may benefit businesses while potentially weakening the yen amid rising national debt.

Historic Milestone

If confirmed as prime minister later this month, Takaichi will become Japan’s first female prime minister. Mentored by the late Shinzo Abe, she has championed his Abenomics strategy of high public spending and cheap borrowing.

Challenges Ahead

Takaichi will face significant challenges, including navigating a complex US-Japan relationship and finalizing a tariff deal with US President Donald Trump’s administration. She must also address Japan’s sluggish economy, slow wage growth, and rising household costs.

With Trump expected to visit Japan later this month, Takaichi is likely to prioritize negotiating a new economic agreement to stabilize currency exchange rates and support domestic growth.