!?, 1girl, ako (blue archive), alternate costume, bangs, blue archive, blue eyes, blue hair, breasts, cropped torso, gym uniform, hair between eyes, hairband, halo, jacket, large breasts, long sleeves, newtype flash, open mouth, red hairband, red jacket, rumiya9i, shirt, simple background, solo, sweat, track jacket, upper body, whistle, whistle around neck, white background, white shirt