TOKYO, Oct. 30 (Xinhua) -- Japan's benchmark Nikkei stock index tumbled more than 3 percent at one point on Friday morning, as artificial intelligence- and semiconductor-related shares came under selling pressure following disappointing earnings from several major U.S. technology companies.
At 10:54 a.m. local time, the 225-issue Nikkei Stock Average was down 1,867.61 points, or 2.89 percent, from Thursday at 62,791.86.
The broader Topix index, meanwhile, was down 58.54 points, or 1.46 percent, at 3,944.74. ■
