The dollar rose to a seven-year high against the Japanese yen on Wednesday after a victory by Republicans in the United States' mid-term elections raised hopes for an easing of political gridlock in Washington, boosting sentiment for riskier assets.
The euro's struggles continued, though, a day ahead of a European Central Bank meeting, and it hit a two-year low against the Swiss franc.
The yen was also weighed down by comments from Bank of Japan Governor Haruhiko Kuroda, who said the central bank is ready to do more to hit its 2 percent price goal and boost the economy. Kuroda stressed the BOJ is determined to do whatever it takes to hit the inflation target in two years and vanquish nearly two decades of grinding deflation.
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