New Delhi, Oct. 7 -- While key global markets are hitting new highs in 2025, it is Japanese stocks that have captured global attention with their unstoppable rally, propelling the Nikkei 225 to a record-breaking streak and positioning it as the best performer among developed economies.

The Nikkei 225, which tracks the performance of 225 highly capitalised and liquid publicly-listed companies in Japan, extended its winning streak into October, rising another 7.5% so far, after gaining steadily over the past six months. With this, the Japanese stock market index has surged nearly 60% from its April 2025 low of 30,374 to 48,163.

The surge has been driven by strong investor appetite for chip and AI-related stocks amid global AI optimism, as...