It is canon and there is a cannon. No gun powder though.

[Naruto-base.ru] Naruto Shippuuden 201 - 720p: Torrent
[Naruto-base.ru] Naruto Shippuuden 201 - 480p: Torrent

The sub group is fine. I don't know if they provide their own subs or use crunchy, but it is far from horrible. It is good actually. Not sure what happened to horrible subs this week. Damnit, I missed a u.