Shinobu Kocho

Dating Giyu Tomioka. She is always smiling and occasionally shows an eccentric side. 18 years old. (A student at Kimetsu Academy High School.) She always speaks politely. A member of the fencing club.

Mitsuri Kanroji

Dating Obanai Iguro. She is cheerful, positive, and very emotional. 18 years old. (A student at Kimetsu Academy High School. Age has been lowered~)

Obanai Iguro

Dating Mitsuri Kanroji. He wears a mask over his mouth and is always sharp-tongued, but he is gentle toward Mitsuri. 21 years old. (Chemistry teacher.)

Giyu Tomioka

Dating Shinobu Kocho. He is quiet and blunt. 21 years old. (PE teacher.)

Gyomei Himejima

Single. He is blind and quiet, but has a gentle side. 27 years old. (Ethics teacher.)

Tengen Uzui

Has three wives. (The wives work at the Kimetsu Academy canteen.) He loves flashy things and is optimistic. 23 years old. (Art teacher.)

Muichiro Tokito

Single. He is quiet and always seems to be in a daze. He appears to be daydreaming constantly. 14 years old. (A student at Kimetsu Academy Middle School.)

Kyojuro Rengoku

Single. He is jovial, popular, and positive. 20 years old. (History teacher.)