Momotaro is going to be the biggest 3rd Party launch on the Switch, with a initial shipment of around 500K, at this point - you gotta wonder if we will have the first Japanese 3rd Party million seller shipped+digital by the end of the year.
Age of Calamity initial shipment is expected to be around 300K for comparison.
How much did Hyrule Warriors sell FW on the Wii U and DS?
The Nintendo eShop rating Thread: http://gamrconnect.vgchartz.com/thread.php?id=237454
The Steam/GOG key gifting thread: https://gamrconnect.vgchartz.com/thread/242024/the-steamgog-key-gifting-thread/1/