Board Thread:Theories and Speculation/@comment-31119074-20170122152801/@comment-30426414-20170203161454

Honestly all you guys are doing is padding. The fact remains that he performed it in a few days, rasengan takes shape manipulation to the highest level which is why its so difficult to add nature manipulation to it. Yes boruto's rasengan is lacking power but that doesn't mean it doesn't have any, it still has all the 4 requirements needed to make a wind release rasengan.