kojita kenchin, aciddrop (arknights), arknights, commentary request, highres, 1girl, ahoge, animal ears, bare shoulders, bird ears, bird girl, black gloves, blue eyes, blush, breasts, bright pupils, brown hair, christmas, dress, eyewear on head, gloves, goggles, goggles on head, green ribbon, hair between eyes, long hair, looking at viewer, notice lines, open mouth, ribbon, santa costume, santa dress, simple background, solo, sunglasses, white pupils