2girls, banned_artist, beach, bikini, black_bikini, black_hair, blush, breasts, brown_hair, flower, hair_flower, hair_ornament, large_breasts, long_hair, looking_at_viewer, lying, mayo_(miyusa), multiple_girls, o-ring, o-ring_bikini, on_back, original, red_eyes, smile, swimsuit, thighs, white_bikini, yuri