The dollar firmed a bit against the euro Thursday, despite the European Union's approval of a crucial loan payment to Greece, amid worries about the US fiscal cliff budget crisis.
The euro failed to build on advances earlier this week, fetching $1.3073 at 2200 GMT, down from $1.3075 at the same time Wednesday.
But the Japanese currency remained under pressure ahead of Sunday's general election. Polls signaled the opposition Liberal Democratic Party, which wants the central bank to ease monetary policy, was headed for victory.
The euro rose to 109.38 yen from 108.85 yen late Wednesday, while the dollar climbed to 83.64 yen from 83.24 yen.
Eurozone finance ministers agreed to release a 34.3 billion euro installment of aid to the debt-stricken Greece, averting the bloc member's default.
"The single currency may weaken further over the next 24 hours of trading should the economic docket show easing price pressures in the euro area," said David Song of DailyFX, ahead of eurozone inflation data due Friday.
In Washington, there was little sign of progress between Democrats and Republicans on efforts to prevent the US economy from going over a fiscal cliff of tax hikes and huge spending cuts on January 1.
Fiscal cliff worries pushed US stock markets into the red Thursday, weighing on risk appetites, said Alan Ruskin of Deutsche Bank, and lending support to the safe-haven dollar.
The pound fell to $1.6110 from $1.6147 late Wednesday, while the dollar slipped against the Swiss currency, to 0.9237 francs from 0.9261 francs.