[Taako is, honestly, pretty rude to most people, even if he likes them, but he can understand that there's cultural things that he should probably respect, so he actually listens to Eichi's explanation.]

I mean, good call there, you're outta luck if you think I'm gonna call you Emperor. [It's said with a smile though.] Is it kinda like if someone was calling me by the nickname my sister uses for me? Over-familiar, I guess?

[Just to make sure he's got it.]