1girl, aqua eyes, aqua hair, aqua necktie, bare shoulders, black sleeves, bright pupils, closed mouth, collared shirt, detached sleeves, grey background, grey shirt, hair ornament, light smile, long hair, long sleeves, looking at viewer, necktie, shirt, simple background, sleeveless, sleeveless shirt, solo, standing, straight-on, twintails, upper body, very long hair, white pupils, wide sleeves