I suppose it's because you can't be everyone's sister, and using a japanese nickname for you might imply I actually have some sort of understanding of the language, so I'll stick with the home grown variety of endearments...
...plus you're munchkin like (not a reference to height in anyway)

Isn't there something "off" with Escaflowne's noses though i.e. really big and distracting?

...and my address is on the way to your email account

*pokes*
How's the stress life keeping you?

...are we still planning to work on that lego plot?