Board Thread:Theories and Speculation/@comment-34656247-20190511162946/@comment-9782468-20190514043334

FlatZone wrote: Never stated the other way either. Since Itachi isn't a sensor himself, it doesn't make sense for him to be able to use Genjutsu on people he can't sense or anything. @Ninja of War actually had a good idea of how a claim like that might be possible.
 * can be* never stated that it was though.