>as they often avoid doing business with each other if possible. That culture is actually starting to change, because that domestic rivalry/hostility has been

>as they often avoid doing business with each other if possible. That culture is actually starting to change, because that domestic rivalry/hostility has been the chief reason Japan lost the competition against American, South Korean, Taiwanese, and Chinese manufacturers in recent decades. Can't fight on the world stage if you're busy fighting each other on home turf, y'know?