TOKYO -- The Japanese currency gained more than 5 yen against the dollar in a day after Bank of Japan Gov. Kazuo Ueda made comments Thursday seen as laying the groundwork for an exit from the bank's negative interest rate policy.
Bank of Japan
Yen climbs to 141 in volatile trading after BOJ hints at policy shift
Ueda says maintaining current monetary policy will become 'more challenging'
The yen briefly surged to the 143 level against the dollar in New York.
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