niwaka yuan, yun (artist), hatsune miku, vocaloid, eyebrows, 1girl, between legs, black boots, black skirt, boots, closed mouth, collared shirt, detached sleeves, female focus, gradient background, hair ornament, hand between legs, headphones, long hair, miniskirt, necktie, partially colored, pleated skirt, pout, shirt, sitting, skirt, solo, tattoo, thigh boots, thighhighs, twintails, very long hair