The pair is moving inside the channel (H4 chart reading). If the pair keeps moving down and breaks 1247.14 - 1246.43 zone we can expect a strong downtrend.
If GBPJPY drops to 139.465 I'm going to SELL because the pair is following the H4 Channel
My maximum risk in the trade if it hits SL=3.38%
Profit % 5.32