Japan’s stock market moved higher on Thursday as investors returned from the country’s holiday break and increased buying in artificial intelligence and semiconductor-related companies.

The Nikkei 225 advanced strongly during the morning session, with technology and chip-linked shares leading the move. The broader Topix also edged higher, although gains were more moderate.

AI Optimism Boosts Technology Shares

Investor interest in artificial intelligence remained an important driver of the technology rally.

The latest momentum followed Meta’s unveiling of a compact AI-focused device called Meta Charm, designed to work with the company’s Muse AI assistant. The announcement encouraged investors to look toward companies involved in the production of components needed for advanced computing devices.

Japanese semiconductor and electronics suppliers responded strongly. Ibiden, a company involved in advanced electronic components, recorded a particularly sharp rise during the session.

Nikkei Gains After Holiday Break

Japanese markets had been closed for several days because of public holidays, leaving domestic investors to react to movements that had taken place in overseas markets during the closure.

By the midday break, the Nikkei 225 was up about 1.33% at 65,883.41, while the Topix had gained around 0.12% to 4,096.01.

The market’s performance reflected strong demand for semiconductor and technology shares, although not every sector participated equally in the advance.

Semiconductor Companies Attract Attention

The semiconductor industry has become increasingly important to Japan’s stock market as global demand for AI infrastructure continues to influence investment decisions.

Japanese companies supply a wide range of materials, components and equipment used throughout the semiconductor manufacturing process. This gives the country’s technology sector exposure to the continuing expansion of AI computing.

Investors are therefore watching developments at major global technology companies for signals about future demand for chips and related components.

Rising Bond Yields Create a Counterweight

The stock-market rally came alongside higher Japanese government bond yields.

Japan’s 10-year government bond yield reached around 3.055% during the morning, a level that has increased attention on financing costs and the outlook for interest rates.

Higher yields can create challenges for companies and can also influence investor preferences between equities and fixed-income assets.

Banking shares faced some pressure as the bond market moved higher, partly offsetting gains in technology stocks.

Global AI Rally Provides Additional Support

Japanese technology shares were also supported by the broader international enthusiasm surrounding artificial intelligence.

Recent gains in U.S. technology stocks and semiconductor companies have strengthened expectations for continued investment in AI infrastructure.

That global trend has provided an additional boost to Japanese chip-related companies as investors reassess the potential demand for advanced semiconductor components.

Investors Balance Growth and Rate Risks

Despite the positive performance of technology stocks, investors remain attentive to interest-rate developments.

Higher global bond yields and expectations surrounding future monetary policy could increase market volatility. Currency movements are another factor being monitored by international investors.

The Japanese yen has remained relatively weak against the U.S. dollar, adding another variable for companies with substantial overseas revenues.

Technology Remains a Key Market Theme

Thursday’s trading highlights the continuing influence of AI on global equity markets.

For Japan, the country’s established semiconductor supply chain provides investors with several ways to participate in the growth of advanced computing without focusing exclusively on chip manufacturers.

However, the market remains sensitive to changes in technology spending, interest rates, currency movements and global economic conditions.

As trading continues after the holiday break, investors will be watching whether the semiconductor-led momentum can extend beyond the technology sector and translate into broader gains across Japanese equities.