I was thinking that Naruto will get the 8 tails form Bee, and with the chakra he got from the other tail-beasts turn into a 10 tails jinchuuriki. I cant see any other reason for Naruto getting their chakra than this.
Obito has tail-beasts 1 - 7, and some of 8 and 9.
Naruto will have some of 1 -...