USDJPY's downward movement from 85.51 extended further to as low as 81.62. Resistance is at the upper border of the price channel on 4-hour chart, as long as the channel resistance holds, downtrend could be expected to continue and next target would be at 81.00 area. Only a clear break above the channel resistance could indicate that the downtrend from 85.51 is complete, then the following upward move could bring price back to 83.50 zone.