2girls, back-to-back, black_eyes, black_hair, blue_sky, braid, brave_witches, breasts, brown_eyes, brown_hair, clenched_hand, cloud, hair_between_eyes, isosceles_triangle_(xyzxyzxyz), karibuchi_hikari, long_hair, looking_at_viewer, medium_breasts, medium_hair, misumi_miya, multiple_girls, school_swimsuit, shirt, sky, swimsuit, thighs, twin_braids, white_shirt, world_witches_series