TOKYO -- Japanese stocks fell sharply on Tuesday, with the benchmark Nikkei Stock Average at one point shedding more than 3% as investors accelerated their profit-taking amid fears of an AI bubble and a slowdown in the U.S. economy.
Blue-chip gauge falls below 49,000 ahead of Nvidia earnings

Concerns rose over the stretched valuations of tech stocks and a possible bubble in the artificial intelligence sector. (Photo by Nanami Sato)
TOKYO -- Japanese stocks fell sharply on Tuesday, with the benchmark Nikkei Stock Average at one point shedding more than 3% as investors accelerated their profit-taking amid fears of an AI bubble and a slowdown in the U.S. economy.