https://wccftech.com/monster-hunter-rise-pc-works-on-day-one-via-ryujinx-emulator/

The proper version of Monster Hunter Rise PC won't be available until early 2022, as CAPCOM recently confirmed. However, the Nintendo Switch version that launched today already works with the Ryujinx emulator.

Still, there are a few caveats to playing Monster Hunter Rise PC through emulation right now.