It means you are subject to the jurisdiction of Japan while within its borders. Do you think you can just go to another country, commit a bunch of crimes, and have nothing happen to you?

What a remarkably vague answer. What would the "proper chromosomes" be?

Oh, I have those, But is teh state going to provide those for me for free? Or am I expected to pay for those in order to vote?

Because if I have to pay to obtain an ID in order to vote – well, that's a poll tax.

Oh? You can define a woman? Go ahead.