>>103674648
sorry anon but you are irredeemibly american-educated
>the KINGDOM of denmark ruled by a KING
meanwhile Japan is (on paper, ceremonially) ruled by an EMPEROR meaning it is an EMPIRE. The different eras are still named after the emperor e.g. meiji, heisei, showa
https://en.wikipedia.org/wiki/Emperor_of_Japan
I don't know why I'm debating this with you when your reading comprehension is 3rd grade at best