satou toshiyuki, original, hand on thigh, 1girl, armpits, barefoot, bike shorts, blush, bow, braid, brown eyes, brown hair, child, feet, female focus, flat chest, flexible, full body, hair bow, leaning forward, leg up, long hair, midriff, navel, on floor, one eye closed, plantar flexion, profile, shadow, simple background, sitting, soles, solo, sports bra, stretching, white background, wince, yoga