Yen hits 40-year low, raising intervention risk

The Japanese yen has depreciated to its weakest point against the U.S. dollar since 1986, hitting 161.98 yen in New York trading on Monday. This significant milestone has triggered unease within Japan and put traders on high alert for possible market intervention by authorities.

The yen's current weakness contrasts sharply with its historical trajectory. The last time it reached similar levels was during a period of significant appreciation following a U.S.-brokered currency agreement, coinciding with Japan's asset bubble and the Chernobyl disaster. Today, the yen's decline occurs as Japan emerges from a prolonged economic slump. While a weaker yen boosts profits for exporters and has propelled the Japanese stock market to record highs, it simultaneously increases the cost of imports, particularly oil and natural gas priced in dollars.

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If we don't see a rapid adjustment, intervention measures could come soon. However, if they don't address the interest rate gap, intervention is just a 'temporary solution'.

This rise in import costs is fueling inflation across goods and services, from food to electricity, potentially eroding consumer purchasing power and impacting the government's popularity. Although the Bank of Japan has raised its benchmark interest rate to 1%, its highest since 1995, and ended its negative interest rate policy in March, the yen's depreciation has persisted, defying expectations of a recovery.

Analysts suggest that intervention measures might be imminent if a rapid adjustment does not occur. However, without addressing the persistent interest rate differential with the U.S., any intervention may only offer a temporary solution. Japan's government has previously intervened in currency markets, notably spending a record 11.73 trillion yen between April 28 and May 27 to defend the currency after it breached the 160 yen per dollar mark. The focus remains on whether Japanese authorities will take concrete action or issue stronger verbal warnings.

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Today's focus is on whether Japanese authorities will take actual intervention measures or issue more forceful verbal warnings.