USD/JPY activity is thnner than normal with the Bank of Japan meeting announcement due in around 3 hours time (there is no firmly scheduled time).
While the consensus is for the Bank to remain on hold, a move cannot be ruled out, as said earlier:
BOJ policy meeting today - a change can't be ruled out given December's surprise - preview
USD/JPY had popped earlier but is back under 136.00:
EUR/USD, meanwhile, is above its overnight high and on approach to 1.0600.
Other currencies are much more subdued, the action is in EUR/JPY swings.