Yen climbs to 155 per dollar as traders remain on intervention alert

CurrenciesRally follows US-Japan coordination; finance minister suggests more action possibleOn July 31, Japan purchased the yen "in coordination with the U.S. Department of the Treasury," Japanese Finance Minister Satsuki Katayama said in a statement on Aug. 3. (Nikkei montage/Source photos by Ken Suzuki, Shintaro Ino

Dollar suddenly falls against yen, traders on alert for further intervention  Reuters