The team behind the content-packed Bloodstained: Ritual of the Night have said on social media platform X that they are currently in the process of working on eliminating the crashing issue on the Nintendo Switch version of the game. They apologise for anyone who has been experiencing the issue, which just seems to be affecting the Nintendo Switch version and they promise to share an update once the patch is available.
Bloodstained developers working on patching the crashes in Switch version

Finally…the last quarter of the game becomes such a coin flip.
That game on Switch is a mess.