And the last bit of copypasta: 件 くだり (n) passage; paragraph 件 くだん (adj-no,uk) the above-mentioned; the said; (man, incident, etc.) in question; the usual 件 けん (n) matter; case; item
Pretty much. No matter what country you're from, Yotsubato! is basically a non-stop stream of "holy shit, I did that/was like that/knew someone like that/wanted to do that/etc." There's pretty much not a single character in the whole series who isn't lovable. And the expressions are hilarious.