That said, not every Japanese person behaves in a praiseworthy manner when abroad; it is likely a case of "we’re all in the same boat." It is simply that Japanese people have come to frown, rather than smile, whenever they see tourists from overseas.
It is a sad state of affairs. Lacking any sense of decency, these visitors likely care nothing for the sentiments of the people who survived the ravages of war and have long dedicated themselves to preserving the city and its traditions.