Moomin Summer Festival In Moominvalley

Facts

Release: game · November 12, 2026 · Switch, Switch 2, and PC via Steam · 2026-10-29

Announced: trial version distribution on Nintendo Switch and Nintendo Switch 2 began October 29, 2026 · 2026-10-29
Announced: a Tokyo Game Show 2026 demo let players control Moomintroll and Little My, switching characters and investigating objects to advance the story · 2026-09-20

Connections

Produces of: Shochiku Games

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Claim activity

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Confirmed game November 12, 2026 Switch, Switch 2, and PC via Steam Oct 29 · source

All coverage

Oct 29

Moomin: Midsummer Madness Demo Arrives on Switch and Switch 2 Ahead of November 12 Launch

Shochiku Games began distributing a trial version of Moomin: Midsummer Madness on Nintendo Switch and Nintendo Switch 2 on October 29, 2026. The demo covers Chapter 1 of the point-and-click adventure's six chapters. Distribution is scheduled to end at 23:59 Japan time on November 11, one day before the full release on November 12 for Switch, Switch 2, and PC via Steam. Crossbridge Game Studios developed the game, which adapts Tove Jansson's novel of the same name. The story opens as Moomintroll waits for Snufkin, who has not returned from his travels, and a great flood strikes Moominvalley. The Moomin family drifts to a mysterious theater full of costumes, scripts, and stage magic. The Switch 2 version supports up to 4K output, up to 60fps rendering, and HD rumble. Prices are 2,300 yen on Steam and 2,550 yen for the Switch and Switch 2 download versions, both tax included. A new trailer focused on Moomintroll and Little My was released alongside the demo.

Sep 20

Moomin: Midsummer Madness Gets November 12 Release On Switch 2 And Switch

Shochiku Games will release Moomin: Midsummer Madness on November 12, 2026 for Nintendo Switch 2 and Nintendo Switch. The point-and-click adventure adapts Tove Jansson's novel Midsummer Madness, following the Moomin family after a flood strands them in a floating theater. A Tokyo Game Show 2026 demo let players control Moomintroll and Little My, switching characters and investigating objects to advance the story.