Japan's Finance Minister Signals Potential Currency Intervention Amid Yen Weakness

Japan's Finance Minister Satsuki Katayama has issued a strong warning regarding the potential for government intervention in the currency market due to the recent sharp declines of the yen. Speaking at a news conference, Katayama emphasized that the yen's movements do not reflect economic fundamentals but rather speculative actions. She stated, "The government will take appropriate action against excessive moves," referencing Japan's agreement with the United States on exchange-rate policy established in September. The yen's value recently fell to around 156 per U.S. dollar, close to an 11-month low of 157.78.

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The joint statement between Japan and the U.S. reaffirms their commitment to market-determined currency rates while allowing for intervention during periods of excessive volatility. Japan last intervened in the foreign exchange market in July 2024, when the yen hit a 38-year low of 161.96 per dollar. Analysts, including Hiroyuki Machida from ANZ, suggest that if the dollar surpasses 158 yen, intervention is likely.

ReutersCityLabJPY: Yen weakness could destabilise JGB market – MUFG

The yen's weakness has raised concerns among Japanese policymakers, as it contributes to rising import prices and inflation, thereby increasing the cost of living for households. Katayama's remarks come in the context of the Bank of Japan's recent interest rate hike to 0.75%, the highest in 30 years, which was intended to narrow the interest rate gap with the U.S. However, the yen weakened following the announcement, indicating market disappointment with the BOJ's cautious approach to further rate increases.

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Market analysts, including those from MUFG, have expressed concerns regarding the potential destabilization of Japanese Government Bonds (JGBs) due to the yen's ongoing weakness. The report highlights that sustained yen depreciation could negatively impact the approval ratings of Prime Minister Sanae Takaichi's administration, which is currently focused on expansionary fiscal policies. Critics argue that without a clear acknowledgment of these risks from the government, any intervention in the currency market may be ineffective.

JPY: Yen weakness could destabilise JGB market – MUFG

Katayama reiterated that Japan has a "free hand" to act against currency fluctuations that deviate from fundamentals, indicating a readiness to intervene if necessary. She noted that the government's aggressive fiscal policies, including a record budget of ¥120 trillion ($760 billion) for the upcoming fiscal year, are aimed at stimulating economic growth. Katayama stated, "By switching to active fiscal policy, we knew before we started that in the first fiscal year some of the finance numbers would deteriorate, but that isn’t the problem."

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• “They absolutely do not reflect fundamentals,” — Satsuki Katayama, Finance Minister

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• “Against such movements, we have made clear that we will take bold action, as stated in the Japan–US finance ministers’ joint statement,” — Satsuki Katayama, Finance Minister

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• “We’re always fully prepared,” — Satsuki Katayama, Finance Minister

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As Japan approaches the holiday season, trading volumes are expected to thin, which may heighten the risks of currency volatility. Analysts will be closely monitoring the government's forthcoming budget announcement for indications of how fiscal policy will address the current economic challenges.

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