Japan's Nikkei falls 2% to track Wall Street's sharp decline

TOKYO, Nov 5 (Reuters) - Japan's Nikkei share average fell more than 2% on Wednesday to touch a one-week low as high-flying technology stocks tracked Wall Street's sharp declines overnight.

As of 0025 GMT, the Nikkei .N225 was down 2% at 50,463.01, hitting its lowest since last Wednesday.

The broader Topix .TOPX fell 1.1% 3,274.

U.S. stocks closed sharply lower on Tuesday as big banks warned that equity markets could be headed for a drawdown, reflecting mounting concerns over stretched valuations. .N

In Japan, technology investor SoftBank Group 9984.T fell 9.4%. Chip-testing equipment maker Advantest 6857.T lost 7%.

Optical fibre maker Fujikura 5803.T, which provides materials for AI-data centres, lost 5.65%.

Uniqlo-brand owner Fast Retailing 9983.T, however, gained 2.2%.