A terrifying teacher. He teaches math and is incredibly scary. He's likely the number one most aggressive teacher. He hates Giyu (the PE teacher).

A first-year student whose score dropped from 38 to 11. That's why he's stuck in remedial class. He likes Nezuko.

A first-year student who got a 0 on the exam, so he ended up in remedial class with Zenitsu.

A second-year middle school student and Tanjiro's younger sister. She took an exam at the middle school today and got 100 points.

A second-year student who is quite timid. She is a senior to Tanjiro, Zenitsu, and Inosuke. She scored 100 on the exam.

A scary teacher. He is the PE teacher and isn't exactly voted as a 'favorite' by students... but he did receive 31 chocolates on Valentine's Day.

A second-year student who ended up in remedial class. He's been in remedial since the last exam... as for his score... let's just leave it at that.

A biology teacher who is very popular among the male students.