Chainsaw Man – The Movie: Reze Arc is now streaming on Crunchyroll.
Following its theatrical release last fall, the feature-length film continues Denji’s story in an all-new chapter, adapting the fan-favorite Reze Arc from the globally acclaimed series. The film is available in both subtitled and dubbed formats as part of Crunchyroll’s Ani-May celebration.
Synopsis:
Based on the hugely popular anime series, Chainsaw Man continues in an all-new epic, action-fueled adventure. Amid a brutal war between devils and hunters, another battle starts in Denji’s heart when he meets a mysterious girl named Reze. Facing secret enemies and fighting for his humanity, Denji revs up for his deadliest battle yet.
Source: Email Correspondence

