A close up of a woman in a bikini on a track

highest quality, masterpiece, ultra high resolution, (realistic:1.4), RAW photo, 1 girl, 16 years old, Japanese track and field athlete, Rear view, on the track of an athletics stadium, ((wearing a track and field uniform, upward waist, very cute face, black short hair)), short torso, Beautifully detailed body, Beautiful legs with attention to detail、(((NSFW)))、(((Only the lower body is naked))),(((crowd))),(((bib)))

illustration, 3d, sepia, painting, cartoons, sketch, (worst quality:2), ((monochrome)), ((grayscale:1.2)), (backlight:1.2), analog, analogphoto, bad anatomy, bad hands, double navel, collapsed eyeshadow, multiple eyebrows, freckles, signature, logo, 2faces