Igumi
Rogumi

Family Name: Kukuchi
Given Name: Heisuke
Age: 14
Group: Explosives Committee member

The first thing you notice when looking at Kukuchi Heisuke is his square eyes. After that, probably his hair. He also seems to be very fond of tofu.

Family Name: Kinoshita
Given Name: Tetsumaru
Age: 39
Group: Living Creatures Committee advisor

Kinoshita-sensei teaches 5th year igumi. He has a short temper....obviously.

Family Name: Hachiya
Given Name: Saburou
Age: 14
Group: Class President Committee member

Hachiya Saburou is 5th year rogumi's class president. He is famous for being skilled with disguises. Actually, no one knows what he really looks like since he's always disguised as Fuwa Raizou.

Family Name: Fuwa
Given Name: Raizou
Age: 14
Group: Library Committee member

Fuwa Raizou is a caring person that most people like to be around. But he can't make up his mind as easily as others.