Kingdom Hearts IV Confirms Switch 2 Day One Launch, Back Catalog Goes Native in October

Square Enix ended four years of near-total silence on Kingdom Hearts IV during Tuesday's Nintendo Direct, releasing the first substantial gameplay footage of the long-awaited sequel and confirming that the game will arrive simultaneously on Nintendo Switch 2, PlayStation 5, Xbox Series X|S, Xbox on PC, Epic Games Store, and Steam. The announcement, arriving near the close of the 50-minute showcase, also revealed the Kingdom Hearts Collection [I~III] — native, non-cloud versions of the full back catalog — set to launch on October 8, 2026 across Switch 2, PS5, Xbox Series X|S, and PC via Microsoft Store.

No release date was announced for Kingdom Hearts IV itself.

First Gameplay in Four Years: What the Trailer Shows

When Kingdom Hearts IV was first revealed in April 2022 at the franchise's 20th anniversary event, Square Enix offered little more than a cinematic tease — Sora battling a skyscraper-sized Heartless in an urban environment that bore no resemblance to the Disney-inflected worlds fans know, with almost no indication of how the game would actually play. The years that followed brought only a small number of screenshots, a November 2025 update from director Tetsuya Nomura that development was "progressing smoothly," and the cancellation of the mobile spinoff Kingdom Hearts: Missing-Link in early 2025.

Tuesday's trailer changes that substantially. The new footage presents extended gameplay in Quadratum — a photorealistic city setting that closely resembles Tokyo's Shibuya district, with rain-slicked crossings, glass-and-steel high-rises, and Heartless creatures looming over the streets at a scale the franchise has never attempted before. Sora uses his Keyblade as a grappling hook to swing between skyscrapers and engages in large-scale combat sequences, including at least one confrontation with a Kaiju-like creature that towers over the urban skyline. A hooded Organization XIII figure narrates over the action, observing that the concepts of light and darkness only entered Quadratum when the travelers arrived.

The footage carries a "development footage, subject to change" watermark — a standard qualifier signaling the game remains in progress. Returning characters include Goofy and Donald Duck alongside Strelitzia, who appeared in the original 2022 reveal. A separate scene briefly shows two hooded figures in conversation.

Unreal Engine 5 Makes It Possible on Every Platform

Kingdom Hearts IV runs on Unreal Engine 5, the same engine powering some of the most visually demanding titles in current development. Two technologies within UE5 are most visible in the Quadratum footage. Nanite, Unreal Engine 5's virtualized geometry system, handles the city's enormous architectural detail automatically — rather than requiring artists to manually reduce polygon counts for different viewing distances, Nanite streams only the pixels visible on screen at any moment, enabling the kind of dense urban geometry that would have been prohibitively expensive to render in prior generations. Lumen, UE5's fully dynamic global illumination system, produces the rain-reflective lighting and atmospheric depth throughout the trailer in real time, replacing the pre-baked lighting that older games in the franchise required.

Getting those visuals to run natively on Nintendo Switch 2 — rather than via cloud streaming, as was the only option for prior Kingdom Hearts titles on the original Switch — requires the hardware architecture Nintendo built into the new console. The Switch 2's custom Nvidia T239 processor, based on Nvidia's Ampere architecture, includes 1,536 CUDA cores and native support for DLSS 3.1, Nvidia's AI-based upscaling technology. DLSS allows the Switch 2 to render a scene at a lower internal resolution and reconstruct a higher-quality image in real time — the same approach that makes demanding PC titles playable on mid-range hardware. In docked mode, the T239 provides approximately 20 gigarays per second of ray-tracing throughput. That is meaningfully less than a PlayStation 5 or a high-end gaming PC, but combined with DLSS it is sufficient to run UE5 titles natively without requiring a remote server to do the heavy lifting.

Switch 2 Gets Its First Mainline Kingdom Hearts Day One: What Changed

Kingdom Hearts IV will be the first mainline entry in the series to launch natively on a Nintendo console on day one. The contrast with the franchise's Nintendo history is sharp: the original Switch received cloud-based versions of the Kingdom Hearts back catalog in February 2022 — a workaround that required an internet connection for every play session and drew persistent criticism from players who wanted offline access and local performance. Those cloud versions are no longer available for purchase as of June 9, 2026, and Square Enix has confirmed that cloud service for those editions will be discontinued entirely on June 9, 2027.

The simultaneous multi-platform commitment for KH4 also reverses a longer pattern in Square Enix's publishing approach. Kingdom Hearts III launched on PlayStation 4 and Xbox One in January 2019; a PC version arrived years later. The new announcement signals that Square Enix has adopted a day-and-date release policy across all major platforms — a shift the publisher has also applied to Final Fantasy VII Revelation, which is similarly confirmed for Switch 2 on launch day.

Players who already own the cloud versions on Nintendo Switch, or the previous-generation PS4 and Xbox One editions of the back-catalog games, are eligible for a 50 percent discount on digital purchases of the new native versions. Nintendo Switch cloud-version owners who purchase the Switch 2 editions will also be able to transfer their save data.

Kingdom Hearts Collection [I~III]: October 8 and What It Includes

The Kingdom Hearts Collection [I~III], arriving October 8, 2026, packages years of franchise story into a single lineup for current-generation hardware. The bundle includes Kingdom Hearts -HD 1.5+2.5 ReMIX-, Kingdom Hearts HD 2.8 Final Chapter Prologue, and Kingdom Hearts III + Re Mind — together constituting ten distinct experiences that span the franchise from its 2002 PlayStation 2 debut through the 2019 third mainline entry. The full collection is available in physical and digital editions; each of the three components can also be purchased separately.

Digital pre-orders on PlayStation 5 and Xbox Series X|S unlock 48-hour early access ahead of the October 8 release. A free playable demo for Kingdom Hearts III + Re Mind on Switch 2, covering the opening section of its Toy Story-themed world, went live on the Nintendo eShop on June 9, 2026. Save data from the demo will not carry over to the full game.

Square Enix has confirmed that the October collection release is timed to coincide with the franchise's 25th anniversary buildup: Kingdom Hearts marks that milestone in 2027, and the publisher has framed the collection as an entry point for players who want to experience the full story before Kingdom Hearts IV arrives.

What Remains Unknown

Kingdom Hearts IV has no confirmed release date. The franchise's 25th anniversary falls in March 2027, a milestone Nomura referenced in prior communications as a target for the development team's attention — a signal widely read as pointing toward a release in the neighborhood of that date, though Square Enix has not made that timeline explicit. Disney worlds, beyond the Quadratum urban setting, have not been shown.

The game remains in active development at Square Enix Business Division 3 — the Osaka-based studio that developed Kingdom Hearts III — with Nomura and co-director Tai Yasue leading the project. Composer Yoko Shimomura, who has scored every mainline Kingdom Hearts title, returns for the fourth entry.

Frequently Asked Questions

What is the Kingdom Hearts IV release date?

Square Enix has not announced a release date for Kingdom Hearts IV as of June 9, 2026. Tetsuya Nomura has referenced the franchise's 25th anniversary in March 2027 as a developmental milestone, and many analysts read this as pointing toward a release window in 2027, but no official date or window has been confirmed.

What platforms will Kingdom Hearts IV be on?

Kingdom Hearts IV will launch simultaneously on Nintendo Switch 2, PlayStation 5, Xbox Series X|S, Xbox on PC, Epic Games Store, and Steam. This makes it the first mainline Kingdom Hearts title to arrive on all major platforms on the same day, including as a native Nintendo release day one.

What is Quadratum in Kingdom Hearts IV?

Quadratum is the primary setting of Kingdom Hearts IV — a photorealistic urban world that visually resembles Tokyo's Shibuya district, distinct from the Disney-licensed worlds that have defined prior entries in the series. Sora arrived in Quadratum following the events of Kingdom Hearts III and the 2021 mobile title Kingdom Hearts: Melody of Memory. The story of how Sora came to be there, and what it means, remains one of the central questions the game will answer.

Will Kingdom Hearts Collection work on Nintendo Switch 2 without the internet?

Yes. The Kingdom Hearts Collection [I~III], launching October 8, 2026, is explicitly described by Square Enix as native, non-cloud software on all platforms including Switch 2. Unlike the previous Nintendo Switch cloud editions — which required an active internet connection and were discontinued for purchase on June 9, 2026 — the new versions run locally on the Switch 2 hardware.