Nikon is rumored to announce/release one more new lens before the end of the year. I am still not sure which lens it will be, but the most probable candidate is again the NIKKOR Z 600mm (not yet know if it’s going to be f/4.0 or f/4.5).
Here is the full list of upcoming Nikon Z lenses based on the latest roadmap from September 20th:
Here is the updated Nikon Z lens roadmap as of September 20th (new lenses added)