haruyama kazunori, sakurai miyuki, whistle!, 1girl, ball, blurry, bow, brown eyes, brown hair, brown shoes, depth of field, facing viewer, female focus, from below, green serafuku, hair ornament, hairclip, happy, kicking, loafers, long sleeves, looking at viewer, loose socks, midriff peek, outdoors, panties, pantyshot, school uniform, serafuku, shoes, sky, smile, soccer ball, socks, solo, tango (soccer ball), underwear, upskirt, white panties, white socks