Nintendo Network

Nintendo Network is the online infrastructure used by the Nintendo 3DS and Wii U for various features, such as online play, the Nintendo eShop, SpotPass, and Miiverse. It was first launched on the Nintendo 3DS on January 26, 2012, and it was available at launch on the Wii U. Nintendo Network is used by and  on Nintendo 3DS, and the Animal Crossing Plaza application on Wii U.

Nintendo Network was succeeded by Nintendo Switch Online on the Nintendo Switch. After the release of the Nintendo Switch, several features of Nintendo Network, including Miiverse (November 7, 2017), Nintendo 3DS/Wii U Image Share (October 25, 2022), and purchasing software from the Nintendo eShop (March 27, 2023) were discontinued. On October 4, 2023, Nintendo announced that, with the exception of downloading updates and previously purchased software from the eShop, Nintendo Network would be fully discontinued by early April 2024.

Usage in games
Below is a table of all online features in games for Nintendo 3DS and Wii U that use Nintendo Network.