[In-Depth Analysis] Japan Nikkei Index Closed for Mountain Day: Previous Surge and Market Outlook

Japanese Market Pauses for Mountain Day, Inducing a Wait-and-See Approach in Asia

On August 11, 2026, the Japanese financial markets, including the Japan Nikkei Index, were fully closed in observance of the 'Mountain Day' national holiday. As one of the largest equity markets in the Asian region takes a day off, neighboring major Asian markets, including South Korea and Greater China, have generally seen a slight reduction in trading volume. The absence of large institutional buyers has led to a pronounced wait-and-see sentiment as investors search for market direction.

Previous Session's 2.08% Surge: The Catalyst Behind Breaking 66,970

Although the Japanese market is closed today, the performance of the Nikkei 225 index on August 10 left a strong impression on the broader market. The Nikkei index closed at 66,970.22, surging by 1,363.51 points (2.08%) compared to the previous trading day, successfully establishing a meaningful rebound after three sessions.

• Weak US Employment Data and Easing Tightening Fears: Recent US core employment data came in weaker than expected, strengthening the view that the Federal Reserve's hawkish monetary policy might be curbed. As expectations for further interest rate hikes receded, the preference for risk assets revived.

Strong Buying Spree Led by Tech and Semiconductor Stocks: Expectations of monetary policy easing create a highly favorable environment for technology stocks by reducing the discount on future cash flows. As global funds gravitated towards semiconductor and high-tech sectors, major big-tech companies listed on the Nikkei index collectively rallied.

Key Watchpoints Upon Tomorrow's Reopening

Asian stock markets, having taken a breather due to the Japanese market's closure, are likely to form new momentum when the Nikkei index reopens tomorrow, August 12. The biggest variable will be the overnight performance of the US stock market and the outcome of additional macroeconomic indicator releases.

Investors must assess whether the expectations of an end to the short-term rate hike cycle can be sustained. If the anticipation of a shift in the Fed's policy path solidifies, the foreign buying spree that drove the Nikkei index could spread across emerging Asian markets. On the other hand, the possibility of profit-taking sales emerging as indices hit technical resistance levels must be carefully monitored from a risk management perspective.