1boy, 1girl, ahoge, ass, back, beach_umbrella, bikini, blonde_hair, blue_hair, breasts, hairband, hetero, large_breasts, lying, on_stomach, sarong, shadow, short_hair, shorts, side-tie_bikini, sideboob, sketch, squatting, swimsuit, topless, topless_male, umbrella, untied, untied_bikini, white_sarong