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The Kingdom Hearts Version Tree

Thirteen releases grew this tree, and almost every branch splits in two.

Kingdom Hearts has never been a series of games so much as a series of versions. Between 2002 and 2022 Square Enix released thirteen distinct titles, and nearly all of them exist in two forms: the original, and the expanded, remade, filmed, or collected edition that followed it. This page is the map of the whole tree, trunk by trunk, with the deep pages linked from each branch.

The pattern was set by the first game. Kingdom Hearts launched in Japan on March 28, 2002; the American release that September carried extra bosses Japan never had; so in December 2002 Japan re-imported its own game as Final Mix, bigger again. That loop, West adds, Japan re-adds, the West waits a decade, repeated until the HD collections finally flattened it in 2013.

Two branches break the pattern honestly. The DS games were demoted to films inside the collections rather than remade, and one announced branch, Missing-Link, was cancelled before it ever shipped. Both are recorded on the tree, because a version history that only lists successes is marketing, not documentation.

Kingdom Hearts HD 1.5 ReMIX PlayStation 3 box
THE TREE, GATHEREDHD 1.5 ReMIX for PlayStation 3, where the version tree's branches were first gathered into one box.

THE TREE, TRUNK BY TRUNK

Thirteen releases, 2002 to 2022
KH · 2002 → Final Mix
Japan March 28, 2002; America September 2002 with extra bosses; Final Mix December 26, 2002, with a silver Platinum Limited box at ¥8,800 (~$55). The template for everything after.
Chain of Memories · 2004 → Re: 2007
A Game Boy Advance card battler (Japan November 11, 2004), remade in full 3D for PS2 as the second disc of Kingdom Hearts II Final Mix+ in 2007; America got it standalone in December 2008.
KH II · 2005 → Final Mix+ · 2007
Japan December 22, 2005; America March 28, 2006. Final Mix+ (March 29, 2007) is the largest single expansion the series ever shipped on a disc.
358/2 Days · 2009 → Theater · 2013
The Nintendo DS Organization XIII game (Japan May 30, 2009). Inside HD 1.5 ReMIX it survives as an HD film of its cutscenes, not a playable remake.
Birth by Sleep · 2010 → Final Mix · 2011
PSP, Japan January 9, 2010; the West in September 2010 with additions of its own. Final Mix (January 20, 2011) folded those in and added a playable Secret Episode, Japan-only until 2014.
coded · 2009 → Re:coded · 2010 → Theater · 2014
An episodic Japanese phone game rebuilt for the DS as Re:coded (Japan October 7, 2010), then filmed for HD 2.5 ReMIX with new scenes the DS never had.
Dream Drop Distance · 2012 → HD · 2017
The 3DS Mark of Mastery exam (Japan March 29, 2012), remastered as the playable anchor of HD 2.8 Final Chapter Prologue.
χ · 2013 → Union χ · 2017 → Offline · 2021
A browser game that became a phone game that became an offline theater. The Keyblade War lives on this branch, and almost nowhere else.
0.2 · 2017
A Fragmentary Passage: a short new episode built as Kingdom Hearts III’s playable prologue, shipped inside 2.8 rather than as a re-release of anything.
KH III · 2019 → Re Mind · 2020
Japan January 25, 2019, the world January 29. The Final Mix tradition returned as paid DLC, worldwide this time, after a free Critical Mode update in April 2019.
Melody of Memory · 2020
The whole saga retold as a rhythm game (November 2020), Kairi narrating the tree back to the player. The recap is itself a version.
Missing-Link · cancelled 2025
Announced with Kingdom Hearts IV in April 2022, beta-tested, delayed, and cancelled on May 14, 2025. The branch that ends in a stump, kept on the record.

TWO BOXES THAT STARTED IT

The Final Mix habit, in objects

Final Mix boxes, Japan

The re-release as a physical thing
Kingdom Hearts Final Mix Japanese box art
Kingdom Hearts Final Mix · 2002The December 2002 re-import: America’s bosses, the Unknown, and Deep Dive, sold back to Japan as a new full-price release.
Kingdom Hearts II Final Mix Japanese box art
Kingdom Hearts II Final Mix · 2007The 2007 sequel in the same line, shipped as Final Mix+ with the Re:Chain of Memories remake riding on a second disc.

Every later branch on this page descends from the commercial discovery inside these two boxes: a finished game could be sold again, expanded, to the same audience, if the expansion was real.

More from the Library →What is a Final Mix version? →The HD collections →
MORE FROM THE KINGDOM HEARTS ARCHIVE →
One shelf of the Library. Browse them all →

THE FIRST WORD

New pages and new pieces, first.