"We were already friends for two months"
What?? I thought this was like in the span of three days...

I do think it's an open mouth and the line in the middle of it has something to do with her tongue, I'm assuming.

Um, okay wow. Hina you have to stand up for yourself please-
Kinda reminds of Mukuro and Junko though...

If a kaijuu dies inside the wall and it kills a person, does that mean Haruka dying killed a kaijuu because she died inside the wall?