1girl, alternate_costume, bare_arms, bare_legs, bare_shoulders, black_hair, black_swimsuit, blush, breasts, brown_eyes, closed_mouth, competition_swimsuit, eyebrows_visible_through_hair, groin, groin_tendon, long_hair, one-piece_swimsuit, shadow, sitting, small_breasts, solo, sunlight, swimsuit, thighs, window