Gravion: Cast
Kenichi Suzumura
Eiji Shigure
Hikaru Midorikawa
Raven
Haruna Ikezawa
Luna Gusuku
Houko Kuwashima
Leele
Show Hayami
Klein Sandman
Jun Fukuyama
Touga Tenkuuji
Mai Nakahara
Eina
Saeko Chiba
Faye Xin Lu
Ai Uchikawa
Tesera
Akane Oomae
Cecile
Fumihiko Tachiki
President
Haruko Momoi
Tria
Hideki Tasaka
Ooshima
Isao Yamagishi
Takasu
Junichi Suwabe
Alex Smith
Kiyomitsu Mizuuchi
Angle
Kurumi Mamiya
Anya
Masumi Asano
Kaori
Masumi Asano
Stephanie
Mikako Takahashi
Tuile
Motoko Kumai
Kukki
Nana Mizuki
Marinia
Naomi Orikasa
Yumi
Rie Kugimiya
Brigetta
Takayasu Usui
Lab Scientist
Yuu Asakawa
Mizuki Tachibana