What effect on the U.S. trade deficit and exchange rate would result if Japan ran an expansionary

Question:

What effect on the U.S. trade deficit and would result if Japan ran an expansionary monetary policy?
Exchange Rate
The value of one currency for the purpose of conversion to another. Exchange Rate means on any day, for purposes of determining the Dollar Equivalent of any currency other than Dollars, the rate at which such currency may be exchanged into Dollars...