Board Thread:Theories and Speculation/@comment-3001903-20160813042916/@comment-734582-20160826073604

Actionmanrandell wrote: hashirama captured kurama because madara was controlling him. It probably was Madara who made Hashirama realize the biju could be controlled at all. It became clear that with Villages, the biju couldn't be allowed to wander around since they could be used against them.