youyume-kun, kaai yuki, kyoufuu all back (vocaloid), vocaloid, absurdres, commentary request, highres, translation request, 1girl, backpack, bag, black hair, flute, from behind, haiku, hair bobbles, hair ornament, holding, holding flute, holding instrument, instrument, lying, on stomach, poem, randoseru, red skirt, shirt, short hair, short sleeves, simple background, skirt, socks, solo, white shirt, white socks, yellow background