A company in Japan found thousands of “phantom” coins, believed to have been destroyed after World War II, in a warehouse.

Their goal was to persuade Japan to internationalize the yen by ... Treasury officials were not only willing to countenance another currency playing a global role similar to that of the greenback ...

If the currency exchange rate goes from 115 yen against the dollar to, say, 145 yen, that pushes up import prices by about 30%." People across Japan are feeling the effects, with shoppers ...