Board Thread:General Discussion/@comment-5398287-20130625202043/@comment-24593407-20140517220819

That would be cool, and a reason he'd not want to wear it. It was said that he hates how the shikai looks like it was made for reaping lives, so it should be reasonable to assume that he's hate if the bankai did too. With all that dislike, it's not too awful much of a strtch to imagine that he just doesn't like his zanpakuto, thus limiting the interractions he has with it as much as possibe.