as Self(1 ep)
as Asaoka
as Chief Hosono
as Sumio
as Kakunojô Atsumi
as Ole Lukøje (voice)
as Dr. Tsunezo Kusumi
as Minegishi (Ooka's friend)
as Yosuke Nagashima
as Dr. Yuzo Kawaji
as 2nd Sin & 7th Sin
as Nakai
as Tasumo Hatanaka
as Osamu Sakurai
as Goro Miyake (Tozai Trading accounting staff)
as Jyujiro Kan
as Osamu Sakurai
as Kengo Inami
as Unome
as Unome
as Kanta
as Takahiko Chiba
as Shuichi Nomoto (Aoi Construction engineer)
as Minoru Yagibashi
as Singer
as Yaichi Takagi
as Yasusuke Nogi
as Koichi Hakamada (Tech Manager)
as Masao Hayashi
as Kenichi Arai
as Ensign Takada
as Kenichi Takeda