kobayashi yuji, original, bad tag, highres, 1girl, :d, arm support, artist name, blush, breasts, brown hair, buruma, cameltoe, door, doorway, double vertical stripe, dutch angle, fisheye, gym, indoors, jacket, large breasts, legs, looking at viewer, open clothes, open jacket, open mouth, orange eyes, reclining, reflection, scrunchie, shirt, signature, sitting, smile, solo, spread legs, taut clothes, taut shirt, track jacket, twintails, unzipped, vaulting horse, window