No, deleting your Nintendo account will not delete your games. Your games are tied to your console and not your account.
When you delete your Nintendo Switch account, all of your data will be deleted. This includes your games, game save data, and any digital content you have purchased.
De-registering a Nintendo account will remove all of your Nintendo Network ID information, including any purchases. It will not affect any of the games or content you have downloaded to your device.
No. Nintendo games are tied to the device they are played on, not your account. If you switch devices, you will need to re-download the game.
In the event that you delete a game you paid for on Switch, the game will still be accessible from your Nintendo Account. You can redownload it at any time, and it will be available to play when you log in with the account.
When you delete a user account on Animal Crossing, the game deletes the player’s saved data and all of their items. You can’t recover any of this information.
If you have not signed in to your Nintendo Account for more than 6 months, the account will be deleted. If this is the case, you can create a new one.
To unlink your Nintendo Account from your Nintendo Switch, you would need to go to the Nintendo Switch settings on the console and then scroll down until you find “Linked Accounts.” Click on this and then select “Nintendo Account” and choose “Unlink.