Board Thread:Naruto Discussions/@comment-3568954-20140809070807/@comment-3568954-20140809133839

there was nothing ever said about him being able to summon the sword. also maybe there is more than one sword of kusanagi for instance Sasuke calls his sword a sword of kusanagi yet it doesn't have any of the attributes of the sword used in orochimaru's battle with sarutobi. maybe they have different attributes