I already reported that Nikon will announce a new full-frame mirrorless camera in the August-September timeframe with most likely a new retro design (Nikon Zf?). The still unanswered question is: what sensor will be inside the new camera? Here are the obvious options:
The price of the new cameras is rumored to be in the $2,000-$2,500 range. Autofucs should be improved from the Z6II/Z7II. This is all I have for now. If you have any details on the upcoming camera, you can contact me anonymously here.
Nikon still has one registered but not yet announced camera – the N2137 was registered on June 16, 2023:
Here are the already announced model numbers according to dclife:
Updated Nikkor Z 70-180mm f/2.8 & 180-600mm f/5.6-6.3 VR pre-order links
Here is the updated Nikon Z lens roadmap as of September 20th (new lenses added)