Board Thread:Naruto Discussions/@comment-24855911-20141108200216/@comment-17623-20141110102521

Therotically speaking, as the tailed beasts do have bodies, it should be possible to seal another tailed beast in one.

The issue though is why on earth would you do that? Why would you stick a massive ball of monster chakra into another massive ball of monster chakra? Do you want to die?