otsu natsu, original, highres, 1girl, :d, arm up, balancing, black skirt, black socks, blue neckerchief, brown eyes, brown hair, day, full body, grass, looking at viewer, neckerchief, open mouth, outdoors, pocket, railroad tracks, sailor collar, school uniform, shadow, shoes, short hair, short sleeves, skirt, smile, sneakers, socks, solo, standing, standing on one leg, train station platform, tree, white shoes