Nintendo has removed the official Wii U website from Nintendo.com, along with all of its seventh-generation games, which include Wii, WiiWare, DS and DSiWare.
The WiiU page was originally located here: https://www.nintendo.com/wiiu/what-is-wiiu/
All 7th Gen games have been removed from the Game Guide (WiiU titles are still listed): https://www.nintendo.com/games/game-guide/
Source: ResetEra.com
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