The dollar edged up against the yen on Friday in light bargain-hunting following two sessions of losses, with some markets slowly getting into gear after the Christmas holiday.
The euro hit a 22-month low against the dollar on Thursday on the prospect of diverging monetary policy between the Federal Reserve and the European Central Bank as rate differentials swing decisively in the greenback's favor.
Asian stocks slipped on Thursday, giving back earlier gains as initial cheer from a rebound on Wall Street fizzled out, while the New Zealand dollar hit a one-year low when the central bank governor decried the currency's recent strength.
The U.S. dollar held near a six-year peak against the yen early on Thursday and powered to a seven-month high on its New Zealand peer, which fell after the country's central bank said its current level is "unjustified and unsustainable".
Developer Kiwi secured another $15 million as it closed its Series B funding, with Northgate Capital leading the round along with other investors DFJ Venture and Sequioa Capital.