* Regional tension mounts after Pyongyang's missile test

* Yen advances to 5-month highs vs dollar, euro, sterling

* US Treasury's currency report taken in stride

* US declines to name any trade partner as currency manipulator (Updates prices, adds details and quotes)

TOKYO, April 17 (Reuters) - The dollar dipped to a five-month low against the yen on Monday as rising tensions over North Korea kept the safe-haven Japanese currency in demand.

WASHINGTON: The Federal Reserve, which has struggled to stoke inflation since the financial crisis and up until now raised rates less frequently than it and markets expected, may be about to hit the accelerator on rate hikes. 

On Wednesday, the US central bank is almost universally expected to raise its benchmark interest rates, a move that just a few weeks ago was viewed by the markets as unlikely. And with inflation showing signs of perking up, Fed policymakers may signal there could be more than the three rate rises they have forecast for this year. 

T.S. Eliot tells us that April is the cruelest month.  A great poet he was, but a trader he was not.  Caesar was warned about the Ides of March, and investors may find the caution to be particular apropos now.   Consider the congestion of events around March 15.