New Delhi, Nov. 5 -- Asian markets tumbled on Wednesday following overnight selloff on Wall Street led by technology stocks on increasing worries over stretched valuations and AI bubble. MSCI's broadest index of Asia-Pacific shares outside Japan was down 2.3%, the most since the US President Donald Trump's Liberation Day tariff announcement in early April.

Japan's Nikkei plunged 4.69% to 49,082.5, slipping below the psychologically important 50,000 level for the first time since October 27. The broader Topix fell 3.25% to 3,202.56.

SoftBank stock price over 14%, Hitachi Construction Machinery shares tanked over 13%, Furukawa Electric stock price declined over 12% and Mitsui Mining and Smelting shares dropped more than 11%. Chip-testing ...