Board Thread:Theories and Speculation/@comment-26389094-20150918090852/@comment-5407586-20150918124352

Ravenlot 27 wrote: I don't know if only Rinnegan eyes were required to awaken the Rinne Sharingan, but I think wielder must have at least two spare eyes of one kind (the main example is Kaguya, who didn't have the Rinnegan at all, but wielding the Byakugan in both of eyes was enough for the Rinne Sharingan awakening) But Kaguya is special. She ate the Chakra Fruit. The power of the Samsara is the Rinnegan, no doubt about that.