Board Thread:General Discussion/@comment-10587310-20130620070434/@comment-24282510-20140117004041

BoschePG wrote:

It was revealed in the lastest issue that Zabimaru was only allowing Renji to use a fraction of its true power. The Royal Guard that named everything told Renji the complete name of Zabimaru, thus he has shown the complete Bankai in the last issue

And your point is? He said Rukia may have learned full bankai. Which would require her learning bankai. Let alone "full".