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SOJ The Mobile Era · Square Enix
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What happened to Kingdom Hearts Missing-Link?

It was announced beside Kingdom Hearts IV, tested by thousands, and cancelled before launch: the series’ missing game, in every sense.

Kingdom Hearts Missing-Link was announced at the series’ 20th anniversary event on April 10, 2022, in the same breath as Kingdom Hearts IV: a GPS-based action RPG for phones, in development since 2019, that would lay real-world maps under Kingdom Hearts combat, in parties of up to three, with an original story set around Scala ad Caelum. It was positioned as the bridge title that would carry the series to Kingdom Hearts IV, the connective tissue its name advertised.

The testing was real and extensive. A closed beta ran on iOS in Japan from January 13 to 18, 2023, confirming the location-based design (the game reads the player’s position continuously to place them on its map), and a further closed beta followed for the United Kingdom and Australia later in 2023. Launch, first expected in 2024, slipped; in November 2024 Square Enix delayed the game again.

On May 14, 2025, Square Enix cancelled it outright. The statement deserves quoting in substance: the team had “worked hard on developing and adjusting the game,” but “determined that it would be difficult for us to offer a service that players would find satisfactory over a long period of time.” The cancellation sat inside the company’s wider turn from quantity to quality, and the same statement pivoted to reassurance: “The Kingdom Hearts series will continue. We are hard at work on Kingdom Hearts IV.” Within days, Square Enix published new Kingdom Hearts IV screenshots, the first in three years. Missing-Link’s beta testers remain the only people who have ever played it, and its story, whatever it held, is the saga’s one permanently missing link.

Kingdom Hearts Missing-Link official logo visual
THE LOST GAMEThe official logo visual from Missing-Link's own site, preserved in the Internet Archive after the game's cancellation.

THE RECORD

Announced, tested, delayed, cancelled
April 10, 2022
Announced at the 20th anniversary event in Tokyo, alongside Kingdom Hearts IV, as a GPS action RPG for iOS and Android.
January 2023
First closed beta, iOS, Japan only, five days. The location-based design is confirmed in players’ hands.
Late 2023
Second closed beta, United Kingdom and Australia. A 2024 launch is the public plan.
November 2024
Delayed again, out of its launch year, without a new date.
May 14, 2025
Cancelled. The stated reason: the service could not be kept satisfactory over the long term.

WHAT IT LEAVES BEHIND

The shape of the hole
A bridged era, unbridged
The game was to connect the χ age to the present. Its cancellation leaves that span of the timeline to Kingdom Hearts IV to carry alone.
The beta as the whole run
No release, no shutdown, no theater mode: uniquely in this series, a cancelled game whose entire public life was two closed tests.
More from the Library →Kingdom Hearts IV: what we know →Union χ →
MORE FROM THE KINGDOM HEARTS ARCHIVE →
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THE FIRST WORD

New pages and new pieces, first.