NES: Kirby's Adventure
SNES: Kirby's Dream Land 3
N64: Banjo-Kazooie (Animal Crossing if including Japanese only games!)
GCN: Metroid Prime
Wii: Super Mario Galaxy
Wii U: Mario Kart 8
Switch: Luigi's Mansion 3
Game Boy/Color: Shantae
GBA: There are too many, none really stand out as #1 to me
DS: Apollo Justice: Ace Attorney
3DS: Resident Evil Revelations, Kirby: Planet Robobot