Mio Furutaka is a fictional character from the anime series 'Aoki Hagane no Arpeggio: Ars Nova'. She serves as one of the Mental Models, humanoid avatars for the ships of the mysterious Fleet of Fog. Mio is modeled on the Fog cruiser Furutaka and exhibits a calm and calculating demeanor. Despite her stoic nature, she shows loyalty and dedication to her crew and mission. Mio's role in the series involves tactical engagements and interactions with other Mental Models, as she navigates complex relationships and battles in a post-apocalyptic world dominated by advanced naval warfare.