User blog comment:Xilinoc/Ch. 542 - THE BLADE IS ME/@comment-5681812-20130621062728/@comment-11051098-20130622093615

With the size of his former Shikai, and now with 2 blades, it would be practical for Ichigo to get a sealed Zanpakutô. And as you say, he's still in the Zanpakutô master's palace. Anything can happen.