After a sharp yen rally, Japanese authorities declined to confirm whether they
intervened in overnight FX trading but signaled overseas assistance, including
Finance Minister Satsuki Katayama avoided confirming from the United States.
intervention, saying authorities will "remain highly vigilant and respond"
appropriately as the situation requires." Jun Mimura, Japan’s top currency
official, said Japan received help from the U.S. that was "far more than moral
support" and that he maintains continuous contact with U.S. authorities via
personal channels; he declined to give further detail.
