New Delhi, Oct. 30 -- Japanese stocks have been breaking record highs day after day, extending a powerful rally that began in April, as investor confidence in the world's fourth-largest economy continues to grow. The surge has been driven by strengthening trade ties with the US and renewed optimism around artificial intelligence, keeping the momentum strong.

The Nikkei 225, which tracks the performance of 225 highly-capitalised and liquid publicly listed Japanese companies, reached another all-time high of 51,555 in Thursday's session, as momentum remained strong for the sixth straight day.

In a display of sustained strength, the index crossed the 51,000 mark for the first time in the previous session, extending the October rally to 15%...