The buck was down 0.44percent to 107.95 yen from 2:32 AM ET (6:32 GMT) following the BoJ kept coverage on hold, as anticipated, but indicated it could facilitate next month.
Central banks around the globe have been loosening coverage to offset the risks of reduced inflation and recession.
The Fed cut interest rates for another time this season on Wednesday at a 7-3 vote. The rate cut has been widely anticipated, but the broken expectancy has raised any concern about predicting the future path of monetary policy.
Fed Chairman Jerome Powell explained U.S. prospects as"Fair" and the speed move as"insurance" He didn't rule out future reductions, but his opinions weren't as dovish as markets had hoped.
The euro climbed 0.1% from the dollar to 1.1045, although the British pound has been little changed at 1.2468.
The BOE is expected to keep rates unchanged, but doubt over Brexit has complex the fiscal policy outlook.
The Australian dollar was down 0.6percent at 0.6786 after information overnight demonstrating the nation's unemployment rate suddenly climbed in August, underlining the situation for additional stimulation by the Reserve Bank of Australia.