Tokyo Stock Exchange Surges to Record Highs on AI Boom – Inside the Nov 3, 2025 Rally
Tokyo’s key stock indices soared to record heights as October 2025 wrapped up, setting the stage for a strong start to November. On the final trading day before the Culture Day holiday, the Nikkei 225 leapt by 2.1% to close at 52,411.34 – its highest level everreuters.com. This milestone also crowned an extraordinary October rally, with the Nikkei gaining 16.6% over the monthreuters.com. The TOPIX similarly notched an all-time closing high at 3,331.83reuters.com, after touching an intraday peak of 3,348. The strong finish reflects robust investor appetite across large-cap Japanese equities. Meanwhile, Japan’s growth-oriented stocks joined the ascent. The Mothers Index – which tracks emerging companies on Tokyo’s Growth Market – climbed roughly +1.3% in the latest sessioninvesting.com. This indicates that smaller high-growth firms are also riding the bullish wave, buoyed by the same optimism lifting blue-chip shares.