Board Thread:Naruto Discussions/@comment-33485854-20180907234534/@comment-5407586-20180912200154

Littlegen wrote: JOA20 wrote: Then why didn't Naruto enter NTCM when Sasuke cast Amaterasu on him? If I knew I wouldn't have made this thread. I just know when Naruto pulled on Kurama's Chakra, he instantly went into Chakra Mode.  The only logical idea I can think of is the quantity of chakra.

If Naruto could've entered NTCM against Sasuke after that huge explosion, he'd have dodged Amaterasu just like A did. The fact he didn't means that he was unable to.