enter image description here

Levi is trying to clean the room with the vacuum cleaner


I believe "tch" represents a sound this character is making by pressing his tongue against the roof of his mouth and expelling a small amount of air; this conveys impatience, annoyance, or irritation. Likewise, the イライラ in the background shows that he is feeling annoyed.

| improve this answer | |

Not the answer you're looking for? Browse other questions tagged or ask your own question.