Japan's Stealth QE Taper
"Keeping yields at zero for too long could draw US complaints that the BoJ is focusing more on the Yen's exchange rate rather than inflation. The US may not say directly the BoJ is resorting to currency manipulation, but could signal as such. The BoJ should be mindful that at some point, the US Treasury could argue that it's using its ultra-easy monetary policy to keep the Yen weak."
