re: Precisely
Good try, but he was reduced to a ceremonial role. It was the American imposed Japanese constitution that ran Japan. We did nothing like that for Iraq. I don't see how you can compare the two.
America also had military bases in Japan watching every move. We did not do that with Iraq.
Also, Emperor Hiro Hito did not slaughter thousands of his own people (I was about to type “After we left†but we didn’t leave Japan.) after the war, like Saddam did.