Tokyo- Tokyo stocks edged down Wednesday as investors retreated to the sidelines over concerns about the strength of the Japanese and US economies.

The Nikkei 225 Stock Average ended morning trading down 5.15 points, or 0.04 per cent, at 13,245.28.

The broader Topix index of all first-section issues was also down 7.14 points, or 0.56 per cent, at 1,275.55.

On currency markets at 9 am (0000 GMT), the dollar was quoted at 102.70-75 yen, up from Tuesday's 5 pm quote of 101.96-98 yen.

The euro was quoted at 1.5692-97 dollars, down from Tuesday's 5 pm quote of 1.5757-59 dollars, and at 161.20-25 yen, up from 160.66-70 yen. (dpa)