Japanese authorities seem very comfortable with the value of the yen and investors are keen to buy. Given that there are questions about the U.S. rate cycle, people are becoming more confident in betting on the yen.
Since the election was called the yen has performed pretty well and it may well be the case that people are reluctant to chase it higher.
People are looking ahead to the CPI data tomorrow that I think will probably continue the presumption that the Fed has still got a little way to go with hiking.