2010 - Super Mario Galaxy 2
2011 - Kirby's Return to Dreamland
2012 - Style Savvy: Trendsetters
2013 - Super Mario 3D World
2014 - Atelier Escha & Logy: Alchemists of the Dusk Sky
2015 - Undertale (close with Xenoblade Chronicles X)
2016 - Pokemon Sun
2017 - Super Mario Odyssey (close with Breath of the Wild and Style Savvy: Styling Star)
2018 - Kirby Star Allies
2019 - Luigi's Mansion 3 or Pokemon Sword, still digesting both games.