Actually, I think I know the answer

Is it both? It's both

Japanese culture requests for civility and politeness, even To the point When someone causes a scene in public, no one says anything and waits for the police to take care if it. Causing any scene whatsoever is looked down upon and rioting over sports is like cavemen actions to then

Yes.

As a non sport person what the hell happened that has everyone so in love with Japan’s soccer team