While it is possible to convert digital photographs between different RAW formats, it's not something done regularly and usually only for specific needs. Your best option for arw to raw conversion or similar ones is to use software that supports many different formats as this gives you best chance to cover yours. Typically DGN format is used as exchange format, but some software use generic RAW format instead. The important aspect of such export is to preserve the metadata.
Updated: July 25, 2023