Blu-ray release or not, since kids in Japan love Dragon Ball, there was probably a concern that children would copy the gesture or that it would also be difficult to broadcast these HD remasters on Japanese TV.
In the original Japanese release of Dragon Ball Z: Bio-Broly, Trunks flips Bio-Broly the bird.
The gesture was also removed from this month’s Dragon Ball Z: Bojack Unbound Blu-ray release.
Dragon Ball fans will know that middle fingers have appeared throughout the different iterations as taunts.