Board Thread:Episode Discussions/@comment-3261234-20150226122433/@comment-1018594-20150226180056

Bambusek wrote:

And the boulder told him what tenketsu points are, what they do, where they are, and also told him how to block one of the most powerful taijutsu attack. Don't underestimate boulders, man. The pioneers used to ride those babies for miles!

At least the "Rock Lee Gaiden" portion of this filler is over. And his Silent Fist/pressure point shit basically confirms my hypothesis that Shira is actually Kenshiro.