Board Thread:Theories and Speculation/@comment-33485854-20180927155618/@comment-5407586-20180927194352

Elveonora wrote: Naruto didn't have Shukaku and Gyūki's chakras when he met Hagoromo. They appeared later alongside Yin-Kurama. Not to mention that Madara also had Asura's chakra when he died the second time, so he would be no different from Sasuke.
 * therefore, the conditions which allowed Naruto and Sasuke to meet Hagoromo must have been external forces, in Naruto's case, having gotten chakras from all 9 Tailed Beasts, in Sasuke's case, having gotten some Asura chakra from Hashirama's cells