I literally can't find any- I was wondering if anybody knew any actives rps based on it, or if they'd be willing to make one. o: Or have a 1*1 based on it.

Tegami Bachi is a BEAUTIFUL MANGA/ANIME with a lovely setting. It's unique. o: Even if you don't want to rp it, It's a really good read, you should try it. <3
BTW Zazie/Zaji is a boy- The translator messed up, somewhat.