Japan leans on US backing, tactical silence in war on yen bears

By Makiko Yamazaki and Leika Kihara TOKYO, Jan 29 (Reuters) - Japan's top monetary officials are leveraging rare U.S. backing in their fight against the weak yen, using tactical silence and calibrated communication to drive the currency sharply higher without resorting to large-scale intervention. At the heart of the approach is ​Atsushi Mimura, Japan's top currency diplomat, whose sparse public remarks have become policy signals in their own right. Rather than offering frequent colour on the currency ...