Going by US release dates:
NES - October 1985
SNES - September 1991 (6 years later)
N64 - September 1996 (5 years later)
GC - November 2001 (5 years later)
Wii - November 2006 (5 years later)
??? - Likely November 2011 or 2012
Where exactly does the Wii HD fit in here? And why would Nintendo want to fracture their userbase? Nintendo's next console release is going to be a brand new console, not Wii HD.
Switch Code: SW-7377-9189-3397 -- Nintendo Network ID: theRepublic -- Steam ID: theRepublic
Now Playing
Switch - Super Mario Maker 2 (2019)
Switch - The Legend of Zelda: Link's Awakening (2019)
Switch - Bastion (2011/2018)
3DS - Star Fox 64 3D (2011)
3DS - Phoenix Wright: Ace Attorney (Trilogy) (2005/2014)
Wii U - Darksiders: Warmastered Edition (2010/2017)
Mobile - The Simpson's Tapped Out and Yugioh Duel Links
PC - Deep Rock Galactic (2020)