Bleach the Movie: The DiamondDust Rebellion
劇場版 BLEACH The DiamondDust Rebellion もう一つの氷輪丸 (original)
When an artifact known as the "King's Seal" is stolen during transport from Soul Society, Hitsugaya Toushirou is assigned to retrieve it. Toushirou goes missing after a battle with the thieves, leading Seireitei to suspect him of treachery. They order his immediate capture and execution. Unwilling to believe him capable of such a crime, Ichigo, Rangiku, Rukia, and Renji set out to find Toushirou.
Starring Masakazu Morita, Romi Park, Akira Ishida, Fumiko Orikasa, Kentaro Ito, Kaya Matsutani, Masaaki Tsukada, Aya Hisakawa, Yukana, Noriaki Sugiyama
It's a action & adventure and animation movie, and has a rating of 7 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Australia.