.I try to write it down. welcome to correct me!
1st part is about school rules: 2 men talk about that the students have to bow to the seniors and bow to the trains... and walk by the wall. then ACHOU says they can't smile, express emotion,
(a man says: talk to each other? ACHOU: of course!) or move (like scratch an itch) when they are in front of the seniors (if you did, you have to apologize). But the rules got less and less hard. It seems her school-time was the hardest peak, if you make seniors angry, you can't use the [bathtubs or bathroom, not sure which one does she mean]