User blog comment:Xilinoc/Ch. 571 (Yachiru's gonna wreck it)/@comment-6073876-20140308083136/@comment-2211792-20140309080749

Maybe not simply ice, but rather snow, plus maybe wind? Or maybe something completely unrelated to cold and clouds, since it wouldn't be the first time when a zanpakuto's name is unrelated to its abilities (e.g. Tobiume).