Square Enix and Disney confirmed on June 9, 2026, that Kingdom Hearts IV is in development and will release simultaneously on Nintendo Switch 2, PlayStation 5, Xbox Series X|S, and PC (Windows). The announcement came during a Nintendo Direct broadcast, where the game's day-one availability on Nintendo Switch 2 was explicitly confirmed — a detail underscored by Square Enix's own press release issued the same day. Alongside the main title, Square Enix also announced Kingdom Hearts Collection [I~III] for the same four platforms, giving the franchise its most complete multi-platform footprint to date.

What Was Announced

The June 9 Nintendo Direct served as the public stage for the broadest set of Kingdom Hearts platform news the franchise has seen in a single event. Two distinct products were confirmed:

Kingdom Hearts IV — the mainline sequel, set to launch on Nintendo Switch 2, PlayStation 5, Xbox Series X|S, and Windows. Per Anime News Network's contemporaneous coverage, the title is a full cross-platform release, not a staggered or exclusive arrangement.

Kingdom Hearts Collection [I~III] — a compiled back-catalogue release spanning the existing mainline and associated titles, also confirmed for Nintendo Switch 2, PlayStation 5, Xbox Series X|S, and PC. This bundle is particularly significant for Switch 2 owners, for whom the franchise was previously inaccessible on native Nintendo hardware at any meaningful scale.

No release date or pricing was disclosed in the materials available as of the June 9 announcements.

Background: From 20th Anniversary to Full Platform Confirmation

The development of Kingdom Hearts IV was not a surprise to anyone tracking the franchise closely. Square Enix and Disney had originally announced the game's development in April 2022, timed to the series' 20th anniversary event. That 2022 announcement introduced the game's narrative framing — specifically, that Kingdom Hearts IV would open a new story arc designated the "Lost Master Arc" — and was accompanied by a concurrent announcement of a brand-new mobile title in the franchise.

What the June 9, 2026 announcements add to the 2022 foundation is the confirmed platform slate and, critically, the Switch 2 day-one commitment. The gap between initial development announcement and platform confirmation — roughly four years — is not unusual for a title of this production scale, but the Nintendo Direct venue choice telegraphs that the Switch 2 version is a first-class target, not an afterthought port.

The Nintendo Switch 2 Dimension

The Switch 2 inclusion carries its own freight. Nintendo's successor console launched into a market where third-party support — particularly from Japanese publishers — was widely watched as a bellwether for the platform's long-term positioning. A franchise of Kingdom Hearts' cultural weight arriving day-one, bundled with a full collection of prior entries, is as unambiguous a third-party endorsement as the platform can attract in a single announcement window.

It is worth flagging that the collection's inclusion alongside the new title addresses a friction point that has followed Kingdom Hearts for years: the franchise's notoriously fragmented release history across PlayStation platforms, handheld devices, and streaming-only arrangements made it genuinely difficult for lapsed or new fans to access the full canon. Delivering Collection [I~III] on the same platforms as IV at least rationalises the on-ramp, even if questions about the collection's precise contents and any remastering work remain open.

The Lost Master Arc

From a narrative architecture standpoint, the "Lost Master Arc" designation matters to the franchise's long-serving audience. Kingdom Hearts has operated across multiple interconnected arcs, with the "Dark Seeker Saga" — spanning the original game through Kingdom Hearts III — treated as a completed storyline. The Lost Master Arc represents the series' first full narrative reset under director Tetsuya Nomura, and Kingdom Hearts IV is positioned as its opening chapter.

For players who have tracked the franchise's increasingly layered mythology across mainline entries, spin-offs, and mobile titles, the arc label is a structural signal: prior continuity is relevant context but not a prerequisite barrier in the same way it was by the time III arrived.

The Mobile Companion

The mobile title announced alongside Kingdom Hearts IV in 2022 remains in the picture. Detailed specifics on that project — including its title, platforms, and relationship to the Lost Master Arc — have not been updated in the most recent wave of announcements. It appears to remain in development, but the June 9 materials were focused squarely on the console and PC releases.

Platform Strategy in Context

There is a pattern here that anyone who has covered the Japanese publishing space over multiple console generations will recognise. When a major Japanese franchise commits simultaneously to Sony, Microsoft, Nintendo, and PC — rather than staggering exclusivity windows or prioritising one hardware ecosystem — it typically reflects a combination of factors: a market in which single-platform exclusivity offers diminishing commercial returns, pressure from platform holders competing aggressively for third-party alignment, and a publisher's own calculus around total addressable audience.

Square Enix has been navigating this calculation more deliberately since at least the mid-2010s, when the Final Fantasy franchise began its own multi-platform expansion. Watching that play out over a decade — seeing Final Fantasy XVI eventually broaden beyond its initial PlayStation exclusivity, for instance — makes the Kingdom Hearts IV simultaneous four-platform strategy feel like a logical continuation rather than a pivot. The question of whether day-one parity across Switch 2, PS5, and Xbox Series X|S is achievable without compromising the Switch 2 version's fidelity is the kind of technical detail that will only be answerable once performance specifics emerge.

What Remains Unknown

Several material details are absent from current announcements:

• Release window or date: Neither Square Enix nor Nintendo's materials specify when Kingdom Hearts IV or Collection [I~III] will ship.
• Collection contents: The precise titles bundled under Kingdom Hearts Collection [I~III] and any remastering work have not been detailed publicly.
• Mobile title status: The companion mobile game announced in 2022 has not received a standalone update in the June 9 materials.
• Switch 2-specific technical details: Resolution targets, frame-rate commitments, and any hardware-specific features for the Switch 2 version have not been disclosed.

For an audience accustomed to reading between the lines of publisher announcements, the absence of a release window — combined with a four-year development runway already behind it — suggests the title is at a stage where platform confirmation is appropriate but a ship date is not yet locked. That is a reasonable place to be for a title of this complexity, but it leaves the most commercially important question unanswered.

Looking Ahead

The broader picture, when you take the full announcement package together, is of Square Enix moving Kingdom Hearts from a franchise with a complicated legacy of hardware fragmentation into one with a coherent, unified platform presence. Whether that translates into the kind of commercial and critical reception the series commanded at its peak is a question the games themselves will have to answer.

What the June 9 announcements do confirm is that the project is real, the platform slate is wide, and Nintendo Switch 2 is not an afterthought. For a series that has spent two decades asking a great deal of player patience, that clarity — even without a date — is not nothing.