I've played a gnomish frenzied berzerker cannibal before, and let me tell you it may feel odd at first but not after the high levels of kickin rock power start to jar your bones.
Seriously, he was tough, harder to hit, rode a wolverine-it's a burrowing animal-, had the scent feat, could hide pretty effectively, fit anywhere even when mounted, and had the sort of vicious streak that only a race trained in ankle-biting could develop.
A kobold samurai would have a more than just looks going his way.