nikki (nikki), infinity nikki, nikki (series), highres, 1girl, arm up, balloon, belt, braid, cloud, dress, flower, frilled skirt, frills, hair ribbon, leg up, long hair, long sleeves, looking at viewer, low twintails, off shoulder, open mouth, pink eyes, pink hair, pink skirt, puffy long sleeves, puffy sleeves, rainbow, ribbon, shirt, shoes, skirt, smile, solo, standing, standing on one leg, star (symbol), twintails, very long hair, white shirt, yingdeng yl