I have heard of this Japan.

[and a variety of other names - Earth, too. But he's not sure how many of the names he has heard are countries, or islands, or even whole worlds...]

My country's name was Ivore, but it was very small. Not unlike those below - the factions.

[though he supposes they are kingdoms too, of a sort. But of his own planet's name, he isn't sure. He'd never realised such a thing was widely known.]