I just started searching for a way to potentially convert a CrossCode save from PC to Switch and came across your post. I beat the game about a year ago but would love to get back into it with the new post-game DLC on Switch but don't have enough time to start over. Did you ever figure out a way to convert CC saves or is there a step-by-step guide you might have for this?
Here's a base64 link to my PC save game file (can't post links yet since I just signed up for this forum). I believe the game version was 1.3.0:
aHR0cHM6Ly9kcml2ZS5nb29nbGUuY29tL2ZpbGUvZC8xajMzNS03eXZZMEFfdEc3SWExeEdMb0htT20zYWdZQkE=