The Japanese government will act "resolutely" when required, Finance Minister Satsuki Katayama said Thursday as the yen fell to its lowest in over 39 years, passing the 163 line against the U.S. dollar, fueling speculation of intervention by Japanese authorities."Our stance has not changed at all," Katayama told reporters, while adding she does not make comments on specific levels of the dollar-yen pair.READ FULL ARTICLE