Board Thread:Naruto Discussions/@comment-1872728-20160329033053/@comment-24521038-20160430103337

Yes, I know we've never got to know what straight tomoe means. This is just my Hypothesis. Also when I look Obito or Itachi's sharingan their normal Sharingan tomoe is curved and Sasuke's is straight because of this I thought straight tomoe means normal Sharingan's tomoe shape not Mangekyou shape.