Board Thread:Boruto Discussions/@comment-1018594-20161222205643/@comment-734582-20161227113653

Lorenzo.r.1st wrote: I did, and do read it.. I've read it like 50 times now.. and how is that not true man? tell me why. if he used wind release, it would've come outta his hand, wouldn't it? and he said to names, nor did he make any seals.. ho, and the wiki says he used too.. just mentioning it.. Tobirama himself says that the brain releases a special chakra. We later learn of Six Paths chakra, which also isn't normal chakra. Biju are made of chakra, yet it's clear that they're nothing like the regular chakra people use.

Then there's the fact that chakra can be elementally recomposed, so wind chakra is not the same as Earth chakra.