1girl, barefoot, blue_one-piece_swimsuit, cellphone, feet, full_body, hair_ribbon, i-168_(kancolle), kantai_collection, long_hair, mayura_(lucadia), one-piece_swimsuit, phone, pink_hair, ponytail, red_hair, ribbon, sailor_collar, sailor_shirt, school_swimsuit, school_uniform, serafuku, shirt, simple_background, sitting, solo, swimsuit, swimsuit_under_clothes, toes, white_background