The steps for downloading your listings in ecomdash include downloading your listings in Rakuten as well.
1. First navigate to Rakuten and go to Manage products -> Download listings
2. Choose version 3 and click 'Request download'
3. Once that is complete, you can download your listings in ecomdash.
4. Click the 'Quick Links' at the top left hand side of your screen and choose 'download listings'