1girl, arona \(blue archive\), solo, skirt, white skirt, hair over one eye, blue eyes, blue hair, halo, white choker, sailor collar, white sailor collar, pink hair, sky, looking at viewer, cloud, smile, multicolored hair, open mouth, school uniform, choker, blue sky, long sleeves, hairband, blush, short hair, braid, blue shirt, colored inner hair, serafuku, shirt, water, pleated skirt, wading, day, white hairband, blue halo, bow, ribbon