1girl, armpits, beach, blush, breasts, brown_eyes, brown_hair, collarbone, kuroniko, looking_at_viewer, miyafuji_yoshika, navel, ocean, one_eye_closed, open_mouth, outdoors, sailor_bikini, sailor_collar, short_hair, sleeveless, small_breasts, smile, solo, strike_witches, wading, water, world_witches_series