Board Thread:Wiki Discussions and Support/@comment-25560094-20141115055758/@comment-1512913-20141115123127

Except Rinnegan doesn't grant natures. Jiraiya still had to teach Nagato how to use them, the Rinnegan just made it easier for Nagato to learn. Sasuke has had the Rinnegan for a few hours, meaning he had mastered those natures prior.