Exchange Rate Intervention Bank of Japan Exchange Rates Japanese Yen Yen Strength Weakening Japanese Finance Minister Dollar Weakness Japan Yen Weakness Volatility Multi-month Highs Exchange rate Japanese yen BOJ Market expectations Weak Yen Currency Declines Intervention Triggers Bearish Positions Weaker Yen Market Performance U.S. Bond Yields Bank of Japan Interventions Economic Growth Market Intervention Dollar Exchange Rate Monetary Policy Safe-haven Market Trends Depreciation Market Reactions Hold Gains Yen-Dollar Exchange Rate