亚洲股市迎来丰收年：韩国暴涨76%，日本超越泡沫经济时代年末巅峰，印尼11年最佳

Group 1: Market Performance Overview - Major Asian stock markets delivered impressive results in 2025, with South Korea, Japan, and Indonesia all recording double-digit gains. The South Korean KOSPI index surged nearly 76%, marking its largest increase since 1999 [1] - The Japanese TOPIX index closed at a record high, surpassing the peak from the 1989 bubble era, with a yearly increase of 22% [1][6] - The Indonesian Jakarta Composite Index rose approximately 22%, achieving its best performance since 2014 [1][10] Group 2: South Korea's Market Drivers - The KOSPI's performance was notably driven by semiconductor giants like Samsung Electronics and SK Hynix, as well as strong performances in the defense and nuclear power sectors [1][2] - AI infrastructure investments emerged as a key growth driver, with companies like Hyosung Heavy Industries and Doosan Enerbility seeing stock increases of over 320% due to rising demand for data center power [4] - Analysts from major firms like Citigroup and Morgan Stanley predict further upside for the South Korean market, estimating at least a 20% increase in 2026, supported by strong earnings growth [5] Group 3: Japan's Market Dynamics - The TOPIX index's rise was attributed to a broadening buying base, with interest expanding from AI-related stocks to financial and domestic demand sectors [6][8] - The index experienced a significant drop earlier in the year due to tariff announcements but rebounded as trade war concerns eased and corporate earnings expectations improved [6] - Small and mid-cap stocks outperformed large caps for the first time since 2022, indicating an expanding market appeal [8] Group 4: Indonesia's Retail Investor Influence - The surge in the Indonesian stock market was primarily driven by local retail investors, who increased their participation significantly, despite a net outflow of $1 billion from foreign investors [10] - The number of retail investors in Indonesia grew fivefold to over 20 million, as they sought higher returns amid declining bond yields [10] - Analysts expect the Jakarta Composite Index to reach 11,000 points in the coming year, representing a 27% increase from current levels, supported by factors such as accelerated loan growth and low fixed-income returns [10]