USDJPY stays in a rising price channel on 4-hour chart, and remains in uptrend from 100.83, the fall from 102.79 is likely consolidation of the uptrend. Initial support is located at the lower line of the channel, as long as the channel support holds, the uptrend could be expected to resume, and next target would be at 103.50 area. Key support is at 102.11, only break below this level could signal completion of the uptrend, then deeper decline to test 100.75 support could be seen.