Hashirama gave his chakra before Sasuke got impaled. That chakra was the ticket to meet Hagoromo.
Then what is the point in getting all the bijous within Naruto?
What was all this "Obito-is-putting-the-2-bijous-left-in-Naruto" thing meant for?
Then what is the point in getting all the bijous within Naruto?
What was all this "Obito-is-putting-the-2-bijous-left-in-Naruto" thing meant for?
Naruto was able to talk to the Rikudo because he got all the bijous implanted within.
But Sasuke has no bijous...
Are you seriously telling me that Rikudo could have poped in Naruto/Sasuke's mind at any moment of the series? Well, nice timing mister Sage.