"The U.S. economy is likely to accelerate growth this year and next year, and price inflation may somewhat rise. All of (these factors) may make interest rates rise and the dollar might also appreciate," Kuroda told reporters after attending a session of the World Economic Forum.
"But exchange rate movement is very difficult to predict. You can not say anything definite because exchange rates are affected by so many factors, not just interest rates (and) economic growth," Reuters quoted him as saying.