1girl, arona (blue archive), skirt, solo, sky, white skirt, weapon, gun, halo, cloud, shirt, holding, sailor collar, rifle, blue shirt, blue sky, blue hair, from behind, long sleeves, pleated skirt, school uniform, white sailor collar, braid, multicolored hair, pink hair, holding weapon, serafuku, bow, hairband, holding gun, day, short hair, outdoors, feet out of frame, white hairband, umbrella, single braid, choker, hair bow, miniskirt, standing, facing away, white bow, cloudy sky, ribbon, colored inner hair