Board Thread:Theories and Speculation/@comment-25283946-20150203145352/@comment-1512913-20150203225649

No. Amaterasu itself "is" Blaze Release which is apparently a fancier Fire Release. Shaping a nature doesn't change the nature, not to mention we saw Sasuke cast Amaterasu and then Kagutsuchi without the Enton prefix, that's because Enton was already present as Amaterasu.