One more shopping day until Japan Inc closes its books on the fiscal year. That should keep markets thinner and whippier than normal until after the weekend.
81.97 is critical support for USD/JPY, probed twice since the USD/JPY accelerated during the month of March. I would not be shocked if BOJ-proxies stick a few bids in down around that level to keep the JPY from surging anew.
Stops are seen in the 81.90/95 area.