1girl, black_wings, blue_archive, blush, breasts, gun, hat, head_wings, holding, holding_gun, holding_weapon, hoshiko_(419401x), jacket, koharu_(blue_archive), looking_at_viewer, neckerchief, open_mouth, panties, pantyshot, pink_eyes, pink_hair, pink_skirt, pleated_skirt, sailor_collar, skirt, small_breasts, solo, twintails, underwear, upskirt, weapon, white_panties, white_sailor_collar, wings