Japan signals readiness to intervene as yen nears 160 against dollar

Friday 13 March 2026 - 09:50

By: Dakir Madiha

Japan signals readiness to intervene as yen nears 160 against dollar

Japan’s finance minister Satsuki Katayama said authorities are prepared to take “all necessary measures” regarding the currency as the yen approaches its weakest level in months, raising speculation that Tokyo could step in to stabilize the market.

The Japanese currency slipped below 159 per dollar on Thursday, moving closer to levels last seen in July 2024. The decline comes as oil prices surge amid escalating tensions in the Middle East, increasing pressure on Japan’s economy, which relies heavily on imported energy.

Brent crude has traded near $100 per barrel following Iran’s effective blockade of the Strait of Hormuz, a shipping route that carries roughly 20 percent of global oil supplies. Japan imports nearly all of its energy, with about 93 percent of its oil coming from the Middle East. The surge in fuel costs has intensified downward pressure on the yen.

Speaking to reporters, Katayama said policymakers must remain vigilant about rising energy prices and currency movements. She added that Tokyo is maintaining closer than usual communication with U.S. authorities. Earlier this month, she warned that officials were monitoring the yen “with a strong sense of urgency” and said discussions with Washington include the possibility of market intervention.

Despite the warnings, many strategists believe the threshold for actual intervention remains higher than the current exchange rate. Analysts at National Australia Bank estimate the danger zone has shifted from the 158 to 159 range toward roughly 162 per dollar. JP Morgan has suggested Japan might wait until the currency approaches 164 before intervening, arguing that the dollar’s strength is driven mainly by economic fundamentals rather than speculative trading.

Officials appear to be more concerned with the speed of currency movements than with any single exchange rate level. Rapid fluctuations in foreign exchange markets often prompt authorities to act to prevent destabilizing volatility.

Uncertainty over monetary policy has also weighed on the yen. The Bank of Japan is scheduled to hold its next policy meeting on March 19. Governor Kazuo Ueda has indicated that the meetings in March and April could be critical in deciding whether to raise interest rates further.

However, expectations have become less clear after Prime Minister Sanae Takaichi appointed two dovish members to the central bank’s board. Reports that she has expressed reservations about additional tightening have added to market uncertainty.

Japan last intervened in the currency market in July 2024, when the yen reached a 38 year low of 161.96 per dollar. The current situation differs from earlier episodes that were driven largely by speculative positions. Analysts note that the yen’s weakness now reflects broader geopolitical pressures and Japan’s structural dependence on imported energy.

As the dollar yen exchange rate moves toward levels that previously triggered intervention, markets are watching closely to see whether Tokyo will move from warnings to action.