He will be working alongside Kill la Kill and Gurren Lagann script writer, Takashi Okazaki, as well as Afro Samurai mangaka, Kazuki Nakashima, who will do the anime’s character designs.
In the movie, Batman and the others are transported to feudal-era Japan.
For this Japanese version, Kouichi Yamadera (Cowboy Bebop’s Spike Spiegel), will be voicing the ninja Batman in the place of the legendary Kevin Conroy.
Warner Brothers Animation will be releasing the movie in DVD and Blu-ray worldwide in 2018.
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BATMAN NINJA - Japanese Trailer English Subs (12/01 release)