Boco (6 episodes, 2023)
Joe (6 episodes, 2023)
Junichi (6 episodes, 2023)
Brody (6 episodes, 2023)
James Tazaki (6 episodes, 2023)
Emiko Melchiorri (6 episodes, 2023)
Gen. Raymond Osborn (6 episodes, 2023)
Aiko Wada (Boco's mother) (6 episodes, 2023)
Muneatsu Sasaki (6 episodes, 2023)
Miho Enatsu (6 episodes, 2023)
Tazaki / Chief Cabinet Secretary Higashifushimi (6 episodes, 2023)
General Osborn (6 episodes, 2023)
Additional Cast / Dario / Winston Griffith (6 episodes, 2023)
Junichi / Major Enatsu (6 episodes, 2023)
Nora / Additional Cast (6 episodes, 2023)
Prudencio Fortea / Additional Cast (6 episodes, 2023)
Additional Cast / Luwig / Professor Suzuki (6 episodes, 2023)
Anselm Rybrant / Additional Cast (6 episodes, 2023)
Chief Cabinet Secretary Higashifushimi / Additional Cast (6 episodes, 2023)
Nora Melchiorri (5 episodes, 2023)
Winston Griffith (5 episodes, 2023)
Winston Griffith / Additional Cast / Dr. Matsui (5 episodes, 2023)
Additional Cast / Bernie Dawson (5 episodes, 2023)
Boco (5 episodes, 2023)
Additional Cast / Erkki (5 episodes, 2023)
Commander Sasaki (5 episodes, 2023)
Emiko (5 episodes, 2023)
Additional Cast / Luwig (5 episodes, 2023)
Boco's mother (5 episodes, 2023)
Atsushi Higashifushimi (4 episodes, 2023)
Major Enatsu (4 episodes, 2023)
Additional Cast (4 episodes, 2023)
Additional Cast / Junichi's mother (3 episodes, 2023)
Captain Bernie Dawson (2 episodes, 2023)
Luwig (2 episodes, 2023)
Erkki (2 episodes, 2023)
Anselm Rybrant (1 episode, 2023)
Prudencio Fortea (1 episode, 2023)
Dario (1 episode, 2023)
Professor Suzuki (1 episode, 2023)
Dr. Matsui (1 episode, 2023)