So in summary, you live in the capital, Tokyo... of a country, Japan. [What a 'country' and a 'capital city' are she's already learned thanks to Blanc and Noir being on the same continent.]

And in that capital, your parents run a hospital. And because of it, you're something of a known figure, and they nicknamed you Princess because you're an heiress and also Maki is written 'True Princess.' [She's mostly going through everything to make sure she has it all straight, having let drop the idea of being called 'Queen' by a pretty girl.]

...And you know a lot about medicine because you learned it from them?