A set of twins -- one a hard-working student and the other a drifter -- team up with a dropout to unlock the secrets of the universe and to build one of their own.
Hayato Ichihara
Kiichi Watanuki / Motokazu Watanuki
Mitsuki Tanimura
Saraka Homizu
Rio Matsumoto
Shiratori
Kotaro Tanaka
Sakura
Nozomu Iwao
Sudo
Masaya Kikawada
Airi
Yuriko Ishida
Prof. Hatomura
Naomasa Musaka
Gonda
Kenichi Endo
Sansei Shiomi
Reisen Ri
Yamada
Takashi Sasano
Hashizume
