The Nintendo Switch 2 is adding another cozy adventure game to its growing library, as developer Crossbridge Game Studios and publisher Shochiku Games have narrowed the release window for Moomin: Midsummer Madness to fall 2026. First announced during Wholesome Direct 2026, the hand-painted title will be available on the original Nintendo Switch, Nintendo Switch 2, and PC via Steam, with special physical editions planned for Nintendo consoles alongside digital store releases.

Based on Tove Jansson's 1954 novel Moominsummer Madness, the game follows the Moomin family after a sudden flood sweeps through Moominvalley. Taking refuge inside a floating theater, players control Moomintroll and Little My as they search for a way home. The story blends familiar events from the original book with brand-new episodes, using a hand-painted visual presentation created to reflect the author's original artwork and classic illustration style.

Gameplay focuses on accessible exploration and story-driven interactions rather than high-stress puzzles or complex mechanics. Players can swap between Moomintroll and Little My to utilize their unique traits, complete mini-games, and solve light environmental challenges. To ensure a relaxed experience suitable for all ages, the developers have included a built-in hint system to keep players moving smoothly through the narrative.

Early reactions to the game have highlighted its visual fidelity to Jansson's works, with Crossbridge Game Studios confirming that puzzle complexity will scale gradually to keep the focus on curiosity and companionship. While specific pricing and exact launch dates remain unannounced, more details regarding the fall 2026 launch are expected in the coming months.