
Biko Daitokuji (B-ko) is the primary antagonist of the anime film and OVA series, Project A-ko. She is a rich, spoiled high school student who possesses an uncanny talent for designing and building robots. She is also a childhood nemesis of the main duo. She is in love with C-ko but A-ko always seemed to be better liked. She develops robots to fight on her behalf (or an enhanced suit of power armor). She is very rich and has a gang of 4 friends.
The Miracle Elite Storyline[]
Trouble in London[]
She joins the Brotherhood of Anarchy, due to her battle suit. B-ko is a Gladiator for Dreazone Colosseum and Ace's part-time ally.