Tokyo  - The Tokyo market fell Wednesday after concerns over US firms' earnings reports led Wall Street to overnight losses.

The benchmark Nikkei 225 Stock Average dipped 174.22 points, or 1.97 per cent, in morning trading to 8,658.63.

The broader Topix index of all first-section issues was down 12.73 points, or 1.53 per cent, at 819.87.

On currency markets at 9 am (0000 GMT), the dollar traded at 100.62-67 yen, up from Tuesday's 5 pm quote of 100.54-56 yen.

The euro traded at 1.3265-70 dollars, down from late Tuesday's quote of 1.3356-58 dollars, and at 133.53-58 yen, down from 134.28-32 yen. (dpa)