Amid a weak US Dollar, USD/JPY falls to around 157.85, pressured by tariff announcements

by VT Markets
/
Jan 20, 2026

The USD/JPY pairing has decreased to around 157.85 due to a weakening US Dollar amid US-EU trade tensions. The drop coincides with Japan’s Prime Minister Takaichi’s plan to dissolve the parliament’s lower house on January 23.

US Dollar Performance

The US Dollar has shown poor performance, trading lower by 0.12% against the Japanese Yen during the European trading session. The US Dollar Index has fallen by 0.2% to roughly 99.18, indicating a broader underperformance against major currencies.

US President Donald Trump imposed 10% tariffs on EU members, which could lead to geopolitical strains. The European Union has criticized the tariffs, believing they could escalate into severe transatlantic disagreements.

While the Japanese Yen is slightly more resilient against the US Dollar, the upcoming Bank of Japan monetary policy decision remains a key focus. The Bank of Japan is expected to maintain interest rates at 0.75%.

In context, the US Dollar (USD) is the most traded currency globally, involved in over 88% of foreign exchange turnover. The Federal Reserve’s monetary policy decisions, such as interest rate adjustments, significantly impact the US Dollar’s value. Quantitative easing influences currency value by increasing the money supply, whereas quantitative tightening has the opposite effect.

The US Dollar is clearly under pressure from the new trade dispute with Europe, pushing the Dollar Index down towards the 99.00 level. We saw similar risk-averse behavior during the trade tensions of 2018 and 2019, which led to sharp, unpredictable swings in currency markets. This environment suggests considering options strategies that benefit from a rise in volatility, such as straddles on major USD pairs.

Japanese Yen Political Challenges

The snap election called in Japan for January 23 complicates the yen’s traditional safe-haven status. Political uncertainty often weighs on a currency, as we saw with the brief JPY dip before the 2021 general election. The Prime Minister’s promise to end tight fiscal policy could weaken the yen over the long term, creating a conflicting dynamic for USD/JPY traders.

This week, the most critical event will be the Bank of Japan’s monetary policy announcement on Friday. The market is expecting rates to be held at 0.75%, meaning any surprise in the statement could cause a significant reaction. We should therefore focus on short-dated options that expire after the meeting to position for a potential volatility spike.

Beyond the currency markets, the broader risk-off mood is confirmed by Gold hitting record highs and the Swiss Franc outperforming all other currencies. This pattern is reminiscent of early 2020, when the CBOE Volatility Index (VIX) surged over 400% on global uncertainty. This suggests that holding protective put options on equity indices could be a wise hedge against further escalation in geopolitical tensions.

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