Currencies January 21, 2026

Asian Currencies Display Mixed Patterns Amidst Japanese Bond Market Volatility

Yen Holds Ground as Japanese Government Bonds Face Heavy Selling; South Korean Won Strengthens, Indian Rupee Drops to New Lows

By Jordan Park
Asian Currencies Display Mixed Patterns Amidst Japanese Bond Market Volatility

Asian currency markets exhibited a varied performance on Wednesday, with the Japanese yen maintaining stability in the face of a significant sell-off in Japanese government bonds. Meanwhile, the South Korean won experienced a notable recovery as the Indian rupee slid to unprecedented lows. The US Dollar Index continued its decline influenced by US political tensions and trade concerns, while regional currencies reacted unevenly to these developments.

Key Points

  • Yen remains stable despite significant sell-off in Japan's long-term government bonds amid fiscal concerns.
  • US Dollar Index drops further influenced by US political tensions and trade tariff threats affecting global markets.
  • South Korean won recovers strongly while Indian rupee weakens to record levels amidst capital outflows.

Asian currencies showed an uneven trajectory on Wednesday, reflecting underlying financial market tensions and domestic economic concerns in the region. The Japanese yen remained steady after experiencing volatility the previous day, even in light of a sharp decline in Japanese government bonds (JGBs). This sell-off saw yields on long-term government debt, including the 40-year JGB, climb to record levels amid investor unease concerning Japan’s escalating fiscal commitments.

Investor apprehension stems largely from the economic plans unveiled by Japan’s new Prime Minister Sanae Takaichi, who advocates increased government spending. This includes proposals to suspend the national sales tax on food, generating concerns over expanding budget deficits and the sustainability of Japan’s substantial public debt. The weakness in bond demand and fears over fiscal health have fueled substantial selling pressure in the sovereign debt market.

In an effort to consolidate support for her economic agenda, Prime Minister Takaichi has called for snap elections scheduled for February 8, seeking a firmer mandate to implement her policies.

The US Dollar Index experienced further declines, trading near two-week lows and extending a 0.8% retreat observed overnight. This downturn was influenced by President Donald Trump’s renewed threats regarding Greenland and the possibility of imposing tariffs on European allies, which triggered a broader global reaction categorized as “Sell America.” As of 05:21 GMT, US Dollar Index futures were down an additional 0.1%.

Across other Asian markets, currency performances varied as they reacted both to the weakening dollar and Japan's fiscal uncertainties. The Indian rupee weakened further against the dollar, reaching a new record low at 91.38 rupees per dollar, pressured by ongoing global trade tensions and sustained capital outflows.

Contrarily, the South Korean won rebounded robustly, with the USD/KRW exchange rate dropping approximately 0.8% to 1,468.90 won. This improvement followed remarks by President Lee Jae Myung, who indicated expectations for the won to strengthen towards the 1,400-per-dollar mark within the next month or two. However, he acknowledged that domestic policy measures alone might not be sufficient to fully stabilize the foreign exchange market.

The Chinese yuan remained largely unchanged, with the onshore USD/CNY pair steadied and the offshore USD/CNH rising modestly by 0.1%. The Singapore dollar traded flat, while the Australian dollar posted a slight gain of 0.1% against the US dollar.


Key Points:

  • Japanese yen holds steady amid sharp sell-off in long-dated Japanese government bonds, driven by concerns over Japan's fiscal policies and debt sustainability.
  • US Dollar Index continues to weaken influenced by US political tensions and potential trade tariff threats, affecting global currency markets.
  • South Korean won shows significant rebound supported by governmental outlook, whereas the Indian rupee hits record low amid persistent capital outflows.

Risks and Uncertainties:

  • Japan’s increased fiscal spending proposals risk exacerbating bond market volatility, potentially impacting financial markets and government borrowing costs.
  • Ongoing US political disputes and trade threats contribute to global currency instability, posing risks to international trade and investment flows.
  • Indian rupee’s depreciation tied to capital outflows raises concerns about the country's economic stability and foreign investment environment.

Risks

  • Japan's fiscal expansion could increase volatility in sovereign bond markets and borrowing costs.
  • US political and trade tensions present ongoing risks to currency stability and international markets.
  • Declining Indian rupee suggests vulnerabilities related to capital flight and economic pressures.

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