The dollar was steady on the day against the yen at 113.32 , poised to gain 0.6 percent for the week.
"Dollar-yen trading has paused for now, with the tax bill and the shutdown bill now out of the way, and the Christmas holiday ahead," said Kumiko Ishikawa, FX analyst at Sony Financial Holdings in Tokyo.
"After Christmas next week, the dollar could finally respond to higher U.S. interest rates, and make a move higher," she added.
On Thursday, Bank of Japan Governor Haruhiko Kuroda reinforced expectations that the BOJ was in no hurry to move away from its ultra-loose monetary policy.
Speaking after the BOJ held interest rates steady as widely expected, Kuroda said his earlier reference to a "reversal rate" did not indicate a change in his thinking on monetary policy.
Volatile cryptocurrency bitcoin momentarily tumbled below $14,000 on the Bitstamp exchange on Friday, down roughly 30 percent from its record top near $20,000 set at the week's start.
It was last down 5.6 percent at $14,720.