Board Thread:Naruto Discussions/@comment-4271790-20140806084414/@comment-24531362-20140809024801

I do not think that Kirin could get a Yinhancement because it requires natural lightning and shape transformation only, and we cannot even be sure that natural lightning is even possible in the Kaguyaverse. Further, Shisui getting a Susanoo is not canon to Manga, so it doesn't really count.