No, they're not familiar to me.

[He frowns, deliberating it. If he hadn't known Japan, he could've been just a foreigner. However, from what he does remember of world history, none of the terms ring a bell to him.

So, definitely a different world, maybe alien like this place. Hard to imagine, because he looks very human.]

I guess that answers it. We really do come from completely different places, probably not even on the same galaxy.