Ryota Asari

as Kaseki Grumer (voice)

as Father (voice)

as Homeroom Teacher (voice) · 2 episodes

as Arata Nitta (voice)

as Ikuo Nanasaki (voice) · 10 episodes

as Alma Karma (voice) · 13 episodes

as Hayami Kyotaro (Voice)

as Training Soldier (voice)

as Hiroshi Matsuyama (voice)

as Yukito Tsuji (voice) · 2 episodes

as Schoolboy (voice)

as Male Competitor (voice)