It’s definitely illegal in America.
Legalities aside, all they would have to do is say, “I was cold and humiliated,†and they can sue, so no show/company/organization would ever even dare try to pull those pranks.
But look at those people. They had fun. They laughed about it. That last guy clearly has a smile on his face as he leaves the building.
Japan is great.
L. Spiro