Well I mean the story very likely could take place in the U.S honestly. I didn't find anything distinctive of Dublin, Ireland in it. Culturally, it seems like a very busy, fast paced sort of place that values small business, what with the trolley system being very crowded and the bazaar being pretty popular. Hope this helped.
The answer is False. Tokyo bombing didn't bring the war to an end. It was the bombings in Hiroshima and Nagasaki that caused the capitulation of the Japanese army which was signed by Emperor Hirohito.