君は放課後インソムニア

Nana Mori

Isaki Magari

Daiken Okudaira

Ganta Nakami

Juki Sakurai

Usako Kurashiki

Minori Hagiwara

Yui Shiromaru

Kaisei Kamimura

Tao Ukegawa

Seira Anzai

Kanami Anamizu

Riko Nagase

Motoko Kanikawa

Honoka Kawasaki

Mina Nono

Haruka Kúdó

Haya Magari

Jóičiró Saitó

Isaki's Father

Tomoko Tabata

Mother of Isaki's Childhood Friend

Denden

Director of a Historical Archive

Megumi

Isaki's Mother

Masato Hagiwara

Ganta's Father