
Yen weakness past 160 per dollar intensifies selling pressure on ultra-long Japanese government bonds, with markets watching for potential coordinated FX intervention between Japan and the US as 30-year JGB yields surge 18.18bp amid fiscal concerns and energy inflation risks.
The dollar-won exchange rate has retreated from recent highs, with volatility persisting but market vigilance easing, as intervention conditions for South Korea's FX authorities shift amid balanced supply-demand and a weaker dollar index.
The dollar-won exchange rate has plunged over 60 won in six sessions, reviving concerns of a repeat of last year's 'Sell USA' trend, with market participants eyeing the 1,400 won level amid ongoing global FX intervention signals and technical support near 1,420 won.
The Korean won surged alongside the yen as coordinated US-Japan FX intervention loomed, with the National Pension Service's policy shift and exporter hedging poised to further accelerate the won's rally; authorities and analysts expect increased volatility as market participants await key decisions and data releases.
U.S. Treasury Secretary Scott Besant’s rare remarks on the won’s sharp depreciation have fueled expectations of stronger intervention by South Korea’s FX authorities, as the USD/KRW rate tumbled and policymakers in Seoul and Tokyo signal heightened vigilance against excessive currency volatility.