Tomogui Kyoushitsu

Tomogui Kyoushitsu (友食い教室) is a manga written by KANKITSU Yusura and illustrated by SAWASE Yuu. It is serialized in Shonen Jump Plus.

Plot
At Sakurazaka High School, students in class 1-A can get involved in an unreasonable game called "The Friends-Eater Game", in which one of the conditions of the game is to eat the bodies of their friends to survive. Cannibal school begins.