1girl, bikini, black_bikini, blush, breasts, brown_eyes, brown_hair, cleavage, closed_mouth, gradient_hair, groin, hijiri_byakuren, large_breasts, long_hair, looking_at_viewer, lying, multicolored_hair, natsume_nadeshiko, navel, on_back, purple_hair, solo, swimsuit, touhou, traditional_media