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Citi Forecasts USD/JPY at 163 if Topix Stock Index Reaches 4,500
Summary
Analysts at Citi project the Japanese yen could weaken to 163 per dollar if the Topix stock index surges to the 4,500 level, citing the historical link between strong equities and currency depreciation.
The USD/JPY exchange rate could reach ¥163 if Japan’s broad Topix stock index rises to the 4,500 mark, according to a research note from Citi released on Thursday. The firm's analysis highlights the significant, though recently weakening, correlation between the strength of Japanese equities and the depreciation of the yen.
The Equity-Currency Connection
Citi analysts noted that historically high levels for Japanese stocks have often amplified yen weakness. This effect is driven by portfolio rebalancing and hedging activities from both domestic and international investors responding to the equity market's performance.
Based on the current level of the Topix index, Citi's model estimates a fair value for the currency pair at around ¥160 per dollar. The firm suggests that the current USD/JPY exchange rate already anticipates some of the ongoing strength in Japanese equities.
Shifting Dynamics
AdThe strong link between a rising stock market and a falling yen has loosened since 2024, according to the note. Citi attributed this shift to two primary factors:
- The narrowing of the monetary policy gap between Japan and other major economies.
- Foreign exchange intervention by Japanese authorities to purchase and support the yen.
Despite this, Citi warned that risks of further yen weakness remain. A significant change to the interest rate spread or a shift in the Japanese government's intervention policy could pressure the currency. The firm recommended that investors maintain a cautious stance on the USD/JPY pair.