Board Thread:Boruto Discussions/@comment-30415965-20170714114941/@comment-5085906-20170714122920

^It was one unbroken chain, honestly. Yeah, Jiraiya refused, but Tsunade took over, the niece of The First and Second Hokage and the student of the Third Hokage. Then came the Fourth Hokage, student of the Fifth Hokage's teammate and Third Hokage's student and then came Sixth Hokage, the student of the Fourth Hokage and the sensei to the Seventh Hokage, the son of the Fourth Hokage.