Because I am a man of culture as well:
There isn’t much on-screen text, and most of it is phonetic Japanese so it’s doubtful that Q will appear in a future episode.
There appear to be 2 fonts; one with lines of uniform thickness, and another with fat vertical lines, and some other minor differences between them. I’ve used a single table combining examples of both, for lack of enough clear examples of each.
something Japanese if it’s not gibberish 
Jiorarus kingdom, probably 
update: episode 8
I was confused by the letters on the magic circles being in groups of three, which obscures the meaning. Eve’s circle says “there is no time like the present”.
-ke the present 
-sent there is no time l- 
holler set catch 
the menu she’s holding is mirrored 
note the non-character glyph and the katakana ー 
her stats are pretty OP already
Episode 8 confirmed the “V” in Eve-Ries, or “IVU – RIーSU” as it’s rendered in psuedo-katakana spelling. Also, while the tavern menu is hard to read, the “P” in potatoes is also confirmed.
Better readable confirmation of “P” in episode 9:
Finally episode 12 of the first season.
The scene where Kearu visits Karman’s grave was sad and emotional – until I read what was written on the headstones:
The kingdom apparently uses exactly the same wanted poster for everyone, with just a different drawing:
