A pop for yen despite USD/JPY weakening earlier past 160 as Warsh’s hawkish tone clashes with Bessent
The yen's break below 160 (USD/JPY above 160) for the first time since the record joint intervention underscores how limited the impact of that $98.7 billion spending effort has been against the pull of widening rate differentials, and reinforces that verbal or coordinated FX intervention alone struggles to offset a genuine shift in relative monetary policy expectations. The accompanying rise in the 10-year JGB yield to a fresh 30-year high of 2.95 percent, tracking the move in US Treasury yields following Warsh's remarks, adds a second channel of pressure, since higher Japanese long-term yields raise the risk of spillover into global bond markets given Japan's role as a major holder of foreign assets. Bessent's description of the yen's…