Riki Kuramoto
Main
Voz: Kouki Uchiyama
Momoko Kuramoto
Main
Voz: Kurumi Mamiya
Ryuuji Kita
Supporting
Yukie Kuramoto
Supporting
Voz: Tsukasa Itou
Masayuki Kuramoto
Supporting
Voz: Jin Yamanoi
Kenta Yoshida
Supporting
Voz: Souta Murakami
Tamaki Ueno
Supporting
Mika Hama
Supporting
Gojira-sensei
Supporting
Voz: Kentarou Itou
Ryuuji no Chichi
Supporting
Voz: Naoya Uchida
Fumiya no Haha
Supporting
Voz: Yuuko Mizutani
Seiji
Supporting
Seiji no Haha
Supporting
Voz: Kaho Kouda
Kouchou-sensei
Supporting
Voz: Masafumi Kimura
Yougo Gakkou no Sensei
Supporting
Voz: Fumitaka Harada
Yoshizawa-sensei
Supporting
Voz: Satomi Yasuhara
