1girl, bangs, black hair, black sailor collar, black serafuku, blue sky, blush, bob cut, cloud, collarbone, contrail, embarrassed, film grain, floating hair, furrowed brow, grey eyes, long sleeves, looking away, looking to the side, messy hair, mifuru, neckerchief, original, raised eyebrows, red neckerchief, sailor collar, school uniform, serafuku, shade, short hair, sky, solo, upper body, wind