Ah...it would seem you are correct. It appears to be a letter to her friends back home.

[Just gonna...close that back up. Whoops. Awkward. At least it wasn't a love letter? But still, somehow Faize feels a little bad about reading this.]

[Alright, so back to NSFW and dear lord why are there so many eroge in here? WHY AREN'T YOU PURE, HIMEKO INABA? He stares warily at the do not read file.]

Um...shall we risk reading this?

[Leaving the choice up to you, Hinata. If you say it's worth it, he'll double click.]