Board Thread:Questions and Answers/@comment-9826910-20130618064245/@comment-6963992-20130620231952

Rikkaryu wrote: If he himself has become Zangetsu, will he even need to call out his Bankai, or could he just will it into being? But, despite him saying he is Zangetsu, we still see both of Zangetsu's spirits next to their respective blades. All Shinigami are their Zanpakuto's that's what Oetsu tried to get Renji and him to realize the first time. He will still use shikai and bankai like regular shinigami.