Not so much about the danger, but Japanese culture is much different from the US; being a collectivist society there is immense pressure on each person to do th

Not so much about the danger, but Japanese culture is much different from the US; being a collectivist society there is immense pressure on each person to do the right thing. Anyone who doesn't fit in can suffer immense social consequences. This is instilled at a societal level, so that is one reason that everything is so clean, there is not as much danger, etc., but it comes with its own downsides.