The publisher is accepting pre-orders now through the official Nintendo store, and recent promotional material has begun to flesh out how the platformer will expand Yoshi's toolkit with fresh puzzle- and exploration-oriented mechanics.
A new trailer titled An Appetite for Discovery focuses on Yoshi's inventive interactions with the game's environments and creatures.
The sequence opens with Yoshi discovering a sleeping green giant that, when prodded, releases flowers — a moment designed to underline environmental puzzle solving.
The trailer also demonstrates Yoshi spitting a boomerang-shaped slug to cut grass and retrieve distant collectibles, and scenes in which Yoshi interacts with pink, bubblegum-like creatures that visually resemble other platforming mascots.
Rewritten in straightforward journalistic terms, the trailer frames the experience as a journey that prizes curiosity and clever use of Yoshi's abilities.
It positions exploration and object-based puzzles at the center of level design rather than pure action or speed-focused platforming.
Beyond gameplay footage, Nintendo has partnered with convenience chain FamilyMart in Japan for a promotional campaign tied to the release.
The collaboration allows participants in Japan to obtain and potentially win exclusive Yoshi merchandise, marking a retail tie-in ahead of the game's launch.
Coverage of the title has picked up steam: IGN published a preview containing roughly 15 minutes of gameplay footage, offering an extended look at combat, traversal, and the puzzle scenarios signaled in Nintendo's trailer.
Those seeking to secure the game ahead of launch can pre-order from Nintendo's official storefront now.
What remains consistent across Nintendo's promotional materials is the positioning of Yoshi and the Mysterious Book as a family-friendly platformer that leans into exploration and creative interactions with its cast of creatures.
With the May 21, 2026 release date set for Nintendo Switch 2, both longtime fans and newcomers have a clear calendar target as more details and demos continue to surface in the run-up to launch.