Max Games has announced three new officially licensed Super Mario accessories in Japan, all launching on July 26, 2019.
First and foremost is the Super Mario 2 Smart Pouch for Nintendo Switch, a carrying case made of strong EVA material and capable of storing your Nintendo Switch and up to three Game Cards.
Another smart pouch with a different design is the Super Mario Badge:
Last but not least, a Super Mario 2 design Game Card pocket case that stores up to 24 Game Cards.
Pre-order them via Amazon Japan below (ships worldwide):