The dollar edged away from a six-month high against the yen in Asia trade and last stood at 139.77, having reached 140.23 yen in the previous session, its highest since November, reports Reuters.
Against a basket of currencies, the U.S. dollar slipped 0.13% to 104.09, just off Thursday's two-month high of 104.31, reports AP.
The index was, nonetheless ,on track for a third straight weekly gain of more than 0.8%, as traders ramped up their expectations of how much further rates could rise in the United States.
Money markets are now pricing in a 40% chance that the Federal Reserve will deliver another 25-basis-point rate hike at its policy meeting next month, while expectations that the Fed will begin cutting rates later this year have been scaled back.