On the 19th, in the foreign exchange market, the yen weakened against the dollar.At one point, the dollar fell to 157.81 yen, hitting a 5-month low. The Bloomberg Dollar Index rose along with the yield on U.S. long-term bonds. The pound declined.The Bank of England (the central bank of England) kept its policy interest rate unchanged but indicated a continuation of easing. (12/20 6:30)