Season 3

Season three is canon to Despair High's lore!

Characters not in alphabetical order, but by order in which they were posted on Instagram:

Hikaru Kenshi

Kana Marie Yamazuki

Musiko Kata

Evan Stein

Delilah Jones

Lang Kobayashi

Yorio Ko

Robin O'Reilly

Mitsu Kaiza

Aki Ikebana

Chrisy Leo

Itsuko Megumi

Aia Matsu

Kazuki Miki

Miyako Nishimura

Maria Valnet

Reika Otoha

Iori Gonkuro

Reisu Ahise

Mariko Kaiya

Hyomi Ryosha

Anzu Fumi

Hotaru Kurosawa

Choko Rini

This season's gag is... LEAVING DEAD PEOPLE IN THE BATHROOM!

The mastermind was Kana Marie Yamazuki.