1girl, abs, black_panties, breasts, brown_eyes, brown_hair, collarbone, dumbbell, exercise, grey_sports_bra, kantai_collection, kokuzou, low_twintails, medium_hair, navel, open_mouth, panties, round_teeth, shirayuki_(kancolle), small_breasts, solo, sports_bra, teeth, toned, twintails, underwear, upper_teeth_only, weightlifting