nian (arknights), arknights, commentary, 1girl, 5yakekannn, :d, bandeau, beads, blush, breasts, cleavage, colored extremities, crop top, crossed legs, dragon girl, dragon horns, dragon tail, earrings, folded fan, folding fan, hand fan, happy birthday, holding, holding fan, horns, jacket, jewelry, long hair, looking at viewer, medium breasts, midriff, multicolored hair, navel, open clothes, open jacket, open mouth, pointy ears, purple eyes, red bandeau, red hair, simple background, sitting, smile, solo, streaked hair, tail, white background, white hair, white jacket