Board Thread:Wiki Discussions/@comment-25217769-20140723231559/@comment-1512913-20140801195116

Kamui-Master wrote: we know that you need 4 different chakra natures and natural energy. TT is made of natural energy. thats why they could use them. naruto couldnt use them earlier because he only has one chakra nature. with the bijuus inside him he can use TSB. Except Naruto's TSB are composed of a single nature, Wind Release, proven when he threw one.