User blog comment:Xilinoc/Ch. 569 (You've been hit by / You've been struck by / Senbonzakura~)/@comment-1747976-20140219212218/@comment-1904799-20140220022704

It had the big plume-like quality of Mugetsu. I was more strongly reminded of Sasakibe's Bankai, though. Visually they're very similar: oblong white shapes suspended in midair and attached to a thin pillar.