Mio Sakamoto is a fictional character from the anime series Kantai Collection. She is a skilled fighter and serves as a key member of the fleet girls, known for her bravery and leadership. Mio is often seen as a mentor figure to the younger fleet girls, guiding them through battles against the mysterious Abyssal Fleet that threatens humanity. With her strong sense of duty and unwavering courage, Mio plays a crucial role in the series, exemplifying the spirit of camaraderie and perseverance that defines the fleet girls' mission.