Board Thread:Theories and Speculation/@comment-30168130-20161015212500/@comment-734582-20161016153753

Ravenlot 27 wrote: since Hamura was always shown with Byakugan As far as i can remember, Hamura was never shown clear enough in the Manga to discern this.

GreatestSin wrote: i always thought so6p had the rinnegan since birth and his brother had tenseigan since birth... it's possible but not confirmed. Looking at the trend though, it's more likely that he awoke them over time.