User blog comment:Xilinoc/Zanpakutō & Tōjū arcs - Review/@comment-4484409-20140124182900

I heard somewhere, I don't remember where, that the designs for the Zanpakuto were designed by Kubo himself. If that is true as I have believed it to be, then not only does it fit but it's kind of canon. This story could've been written or inspired by Kubo.