Biko Daitokuji (played by Emi Shinohara) is a protagonist in Project A-Ko 4: Final.
Wealthy, genius high school girl and primary rival to A-ko and C-ko. Shiiko Kotobuki (played by Michie Tomizawa) is a protagonist in Project A-Ko 4: Final.
Alien princess from Alpha Cygnus and A-ko's best friend. Eiko Magami (played by Miki Ito) appears in Project A-Ko 4: Final.
A-ko, the super-strong protagonist. Asa (played by Akari Hibino) appears in Project A-Ko 4: Final.
School friend and ally to the main trio. Ume (voice) (played by Megumi Hayashibara) appears in Project A-Ko 4: Final.
Voice of a Public Works Defense Force member, active in city defense operations. Miss Ayumi (played by Asami Mukaidono) appears in Project A-Ko 4: Final.
Public Works Defense Force member, enthusiastic volunteer pilot and later a bride. Captain Napolipolita (played by Shuichi Ikeda) appears in Project A-Ko 4: Final.
Alien princess from Alpha Cygnus, central to the interstellar plotlines. D (played by Tessyo Genda) appears in Project A-Ko 4: Final.
Operative codename for Kei.
Project A-Ko 4: Final (1989) character relationship network mapped with AI analysis. Explore the connections, alliances, and conflicts between characters.
Characters
Biko Daitokuji
(played by Emi Shinohara) — protagonist
Wealthy, genius high school girl and primary rival to A-ko and C-ko.
Shiiko Kotobuki
(played by Michie Tomizawa) — protagonist
Alien princess from Alpha Cygnus and A-ko's best friend.
Eiko Magami
(played by Miki Ito) — supporting
A-ko, the super-strong protagonist.
Asa
(played by Akari Hibino) — supporting
School friend and ally to the main trio.
Ume (voice)
(played by Megumi Hayashibara) — supporting
Voice of a Public Works Defense Force member, active in city defense operations.
Miss Ayumi
(played by Asami Mukaidono) — supporting
Public Works Defense Force member, enthusiastic volunteer pilot and later a bride.
Captain Napolipolita
(played by Shuichi Ikeda) — minor
Alien princess from Alpha Cygnus, central to the interstellar plotlines.
D
(played by Tessyo Genda) — minor
Operative codename for Kei.
Hikari Daitokuji
(played by Hochu Otsuka) — minor
Billionaire industrialist and B-ko's father.
Ine
(played by Yoshino Takamori) — minor
School friend and minor supporting character.
Mari
(played by Sayuri Ikemoto) — minor
Alternate or live-action version of the magical girl, involved in royal lineage and wedding plots.
Story Analysis
A chaotic wedding is interrupted by an alien invasion, leading to a space chase and a heartfelt resolution between rivals.
Plot Progression
Ancient Prophecy & Wedding Setup
Alien Arrival & Gymnasium Chaos
Space Chase & Cosmic Plunge
Return & Resolution
Directed by Yuji Moriyama
Project A-Ko 4: Final (1989) · 5.3/10 · animation, science-fiction
