If you loved Chainsaw Man - The Movie: Reze Arc, try Beyond the Boundary: I'll Be Here – Future
A bridge between a film you've already seen and one most people haven't. Beyond the Boundary: I'll Be Here – Future has roughly 8.6× fewer votes than Chainsaw Man - The Movie: Reze Arc — it's a deeper cut, not a mainstream recommendation. Here's what they share, and what the second one does that the first one doesn't.

Chainsaw Man - The Movie: Reze Arc

Beyond the Boundary: I'll Be Here – Future
What they share
Theyboth carry the foreign gem mood tag, and they sit in Action / Animation / Fantasy territory. If that's the register that drew you to Chainsaw Man - The Movie: Reze Arc, the second film will land in a comparable space — through a different lens.
What Beyond the Boundary: I'll Be Here – Future is
Life after saving the world is not all it is cracked up to be. Akihito and Mirai face new challenges after her memory loss. It ends up being just another Tuesday for these supernatural teens.