[Seafoam]

Originally Posted by Kanon

I was a bit surprised Boruto's byakugan is natural, with the scar on his eye in the flashforward and the fact his other eye was normal, I had assumed it was an implant like Kakashi's sharingan.

Not sure to tag this as a spoiler because it was shown in The Last but just to be safe

Spoiler:

That was the Tenseigan, which Toneri had in the movie.