Board Thread:Questions and Answers/@comment-31337334-20170221011134/@comment-25814498-20170221212329

I'm not sure who this "we" is that you're referring to, but there are citations for most of the statements made in wiki articles; so yes, for the most part. The only thing to stay skeptical about are the Nen Types Stated for Hatsu's, as it is a very debatable topic.