to be honest I dont know why does this matters.
Kishis pencil.
Hagoromo gave him half of his chakra and he awakened the rinnegan. Kabuto only used Hashirama's cells to heal Sasuke's hound.
It was Hagoromo. The databook states Naruto's RSM and sasuke's rinnegan were gifts from the sage. To be percise, when hago gave his chakra they awakened their respective abilities.![]()
Hagoromo bcus Kabuto not Rikudou Sennin
