User blog comment:Shunsui Kyoraku/Tosen Explosion?/@comment-1677140-20100103221016

It just says, "What is Hirako's bankai...!?". I still believe that it's his shikai we're seeing, but those words are a pre-cursor to him revealing it very soon, as well as Ichimaru's and Aizen's hopefully. I at least hope to be right about that, errors of that level are very disappointing.