Nikkei 225 closes at record high, jumps more than 4% as AI chip shares surge on Micron forecast

Tokyo’s Nikkei 225 closed at a record high on Thursday, rising more than 4%. The move was driven by a rally in AI-related semiconductor equipment and chip design shares after U.S. memory maker Micron issued an upbeat AI-linked earnings forecast. Investors bought into technology names including SoftBank Group, Advantest and Tokyo Electron. Energy stocks lagged as oil prices continued to fall.