tan youyou (infinity nikki), infinity nikki, nikki (series), artist request, chinese commentary, commentary request, commission, highres, second-party source, 1boy, aqua eyeshadow, bird hair ornament, black hair, border, chinese clothes, closed mouth, dot nose, eyeshadow, facial mark, feather hair ornament, feathers, flower, green eyes, green pupils, grey hair, hair between eyes, hair extensions, hair flower, hair ornament, halftone, halftone background, hand up, hanfu, light blush, long sidelocks, long sleeves, looking at viewer, loose hair strand, makeup, multicolored hair, nail polish, official alternate costume, outside border, pink background, pink flower, red hanfu, red nails, ring hair extensions, sample watermark, sidelocks, smile, solo, split-color hair, two-tone hair, upper body, watermark, whisker markings, white border