User blog comment:Xilinoc/Ch. 597 - Winded by the Shadow/@comment-24384892-20140918224717/@comment-5398287-20140918230624

I don't think so. I looked at the page you're referring to, and the Sternritter that Ukitake was up against did have shaggy black hair, but he had a large collar and his hair was short; meanwhile, Nianzol has much longer hair and no collar on his trenchcoat.