spiral (senra garou), hatsune miku, kagamine len, kagamine rin, vocaloid, black legwear, 1boy, 2girls, aqua hair, aqua necktie, armpits, ass, blue eyes, blush, brother and sister, collared shirt, detached sleeves, hair ribbon, hairband, headgear, long hair, looking at viewer, looking back, multiple girls, necktie, ribbon, sailor collar, school uniform, serafuku, shirt, siblings, swept bangs, tareme, tattoo, thighhighs, twins, zettai ryouiki