So I recently found out that Logitech made a wireless keyboard for the Wii and even though it's pretty much useless these days, I knew I had to pick one up because
Amazon.com: Rock Band 3 Wireless Keyboard for Wii and WiiU : Video Games
Today l learned that their is a Wii keyboard : r/wii
Amazon.com: Mad Catz RB3 Wireless Keyboard & Software Bundle for Wii and Wii U : Video Games
Logitech keyboard for the Wii | TechCrunch
Newest addition to the collection - Logitech Wii Keyboard KG-0802 : r/wiiu