Who knows do we even know how Itachi got it in the first place?
Correct me if I'm wrong, but I thought the Totsuka blade was a physical blade enhanced by/created from chakra. I don't think the blade could become attached to a mass of chakra such as Susanoo - if it were, how could Itachi have acquired it?
Who knows do we even know how Itachi got it in the first place?
ussj future trunks made a rant thread about itachi getting/searching for totsuka and yata
ask him
Lost into the Solo Kings soul
I'd not ask him for anything.. Ever.