1girl, bad_pixiv_id, bikini, blonde_hair, blue_bikini, breasts, cowboy_shot, from_behind, funi_mu9, green_eyes, halterneck, hat, long_hair, looking_back, medium_breasts, original, side-tie_bikini_bottom, solo, string_bikini, sun_hat, swimsuit, underwater, unworn_hat, unworn_headwear