Yen Gains Modestly Following Bank of Japan Meeting Minutes Amid Intervention Speculation
By Rocky Swift and Alun John
Published: December 29, 2025 | Updated: December 29, 2025, 05:07 AM
TOKYO/LONDON – The Japanese yen showed signs of recovery on Monday after experiencing a decline late last week, as market participants digested the Bank of Japan’s recent policy meeting minutes and speculated about potential government intervention. Trading volumes remained thin ahead of year-end holidays, resulting in limited movement among other major currencies.
BOJ Minutes Signal Rate Hike Deliberations
The minutes from the Bank of Japan’s (BOJ) December policy meeting, released on Monday, revealed that policymakers debated the possibility of further interest rate increases. The central bank had previously raised its policy rate to 0.75%—the highest level in 30 years—from 0.5% during that meeting. Despite this hike, many board members expressed concern that the real interest rate remained deeply negative after adjusting for inflation, suggesting the need for continued tightening.
Financial markets had been closely watching the BOJ for clues on future monetary policy direction, especially after recent fluctuations in the yen’s exchange rate.
Intervention Watch Persists
The yen’s recovery was modest, with the USD/JPY rate dipping 0.26% to 156.3 yen early Monday after jumping 0.45% on Friday. The currency pair showed heightened volatility amid ongoing fears of sharp depreciation that previously pushed the yen to a 38-year low of 161.96 in July 2024. Intervention warnings from Japan’s Finance Minister Satsuki Katayama contributed to keeping short positions in check, although some investors remain bearish on the yen.
Bart Wakabayashi, Tokyo branch manager at State Street, observed: "A long position in yen is quite painful," highlighting that yen short positions are particularly prevalent against currencies like the Australian dollar. He also noted that markets are still trying to reassess the yen’s role as a safe-haven asset in the current environment.
Japan last intervened in currency markets in July 2024, stepping in to buy yen after rapid depreciation. Analysts and traders continue to monitor the situation vigilantly, anticipating the possibility of further government action if the yen weakens significantly.
Global Market Context and Economic Outlook
Elsewhere, the dollar index, which measures the US currency against a basket of major currencies, was slightly softer at 97.95. The euro ticked up modestly to $1.1780, while the British pound held steady at $1.3503. Asian currencies remained subdued amid the year-end lull, with the Australian dollar virtually unchanged at $0.6717 and the Swiss franc gaining slightly to 0.787 against the dollar.
Geopolitical developments dominated headlines alongside currency movements. US President Donald Trump and Ukrainian President Volodymyr Zelenskiy reportedly made progress toward a possible agreement to end the Ukraine conflict, although significant details remain unresolved. Meanwhile, military tensions persisted in Asia, with China preparing live-fire drills near Taiwan and North Korea conducting long-range missile tests overseen by leader Kim Jong Un.
On the US economic front, attention turns to Tuesday’s release of the Federal Open Market Committee (FOMC) meeting minutes from earlier in December. The FOMC cut interest rates during that meeting and signaled a cautious approach to future reductions. Analysts at Goldman Sachs expect the minutes to reflect ongoing debate among Federal Reserve policymakers about the appropriate near-term policy path amid mixed economic signals.
Looking Ahead
With limited economic data scheduled for release this week and light year-end trading volumes continuing, market participants will likely remain focused on geopolitical developments and monetary policy signals from central banks around the world. The yen’s modest strengthening after the BOJ minutes marks a tentative shift, but traders remain on alert for potential intervention should currency fluctuations intensify.
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