Tokyo stocks opened lower Thursday on lingering concerns over the outlook of the US and Japanese economies, the dpa reported.
The Nikkei 225 Stock Average fell 44.56 points, or 0.35 per cent, to 12,807.13.
The broader Topix index of all first-section issues was also down 3.88 points, or 0.31 per cent, to 1,229.49.
On currency markets at 9 am (0000 GMT), the dollar was quoted at 109.70-75 yen, down from Wednesday's 5 pm quote of 110.12-13 yen.
The euro was quoted at 1.4747-52 dollars, down from Wednesday's 5 pm quote of 1.4759-60 dollars, and at 161.79-84 yen, down from 162.53-57 yen.