Perfect Works: The Japanese Bible of Xenogears

Perfect Works is the book that explains Xenogears, and almost nobody reading this has read it. The developers published it in 1998 — Xenogears Perfect Works, in full — a setting compendium the size of a small textbook, and it was never released in English. Every deep reading of the game traces back to it. Every timeline anyone has argued about, every thread that opens with "wait, who is Grahf really," lands on the same source. And that source sits behind a language wall most of the audience has never crossed.

So most people meet it secondhand: a fact quoted in a forum, a claim repeated on a wiki, a summary of someone else's summary. That's a strange fate for the one text that makes the whole game legible. Here's what the book actually is, and what it actually says — the six-episode frame it hangs the story on, the ten thousand years of history the game only points at, and the single idea that quietly reorganizes everyone in the cast.

What Xenogears Perfect Works Actually Is

Perfect Works is a real object. It's an A4 softcover of around 304 pages, published in 1998 by Square through DigiCube, packed with colour plates, design sketches, and a fold-out poster. Inside sit a full History timeline, sections on the world's social structure, geography, monsters, and science, detailed breakdowns of the Gears, character files, a Drama section that reconstructs the story beat by beat, art galleries, ship design sheets, an original short story called "Dark Summer" by Soraya Saga, and a closing essay on what the game asked of the people who played it.

What makes it authoritative isn't the page count. It's the byline. The book was assembled under the game's own leads — director and scenario writer Tetsuya Takahashi, character designer Kunihiko Tanaka, mechanical designer Junya Ishigaki. When Perfect Works states a fact about the world, it isn't a fan theory tidied up for print. It's the people who built the world writing it down.

Getting hold of a copy is its own saga. DigiCube went under in 2003, the book fell out of print, and prices climbed into collector territory. It came back only because fans pushed — roughly two thousand reprint requests returned it to print in 2014, and again around the game's twentieth anniversary. Even now it's Japanese, and it's the only official lore compendium the game ever received. There is no second book.

Xenogears Is Episode V of Six

The game ends on a number. The final screen reads "Xenogears Episode V, The End," and for years that line was a riddle with no answer in English. Perfect Works answers it plainly: the world's history is told in six large episodes, and the game you played is the fifth. The full span runs about fifteen thousand years, and Fei's entire story sits at the tail end of it.

Takahashi describes the saga in three parts: a far-future prologue among the stars, the game itself, and whatever comes after. The prologue is Episodes I and II — an era of interplanetary war, then the genesis event that seeds the world the game unfolds on. Episode III is the rise and fall of a civilization called Zeboim. Episode IV is the Solaris War, five hundred years before Fei is born. Episode V is Xenogears. And Episode VI — the ending the whole structure points toward — was never written.

The calendar shifts as the episodes move: it starts as our own A.D., becomes a system called Transcend Christ in the twenty-sixth century, then resets to a new Year Zero when the world of the game begins. By the time you're controlling Fei, ten thousand years have passed since that reset. The game hands you a world with that much history pressing down on it and says almost none of it out loud.

The Ten Thousand Years Before Fei

The game starts near the end. The oldest thread begins in 2001, when a monolith is excavated on Earth — an artifact the book names the Zohar, a fragment of something stranger called Magnetic Abnormal Matter. Humanity builds around it, launches itself into space in the twenty-sixth century, and seals off Earth as a forbidden world under an old name: Lost Jerusalem.

Centuries later, a project to weaponize the Zohar builds Deus, a living war machine governed by a genesis system called Kadomony. Deus goes out of control. A man named Abel makes Contact with the Zohar, and his wish for his mother trips Kadomony into producing the first artificial human. A colony cruiser, the Eldridge, is sent to bring the situation in; Deus hijacks it and turns it back toward Earth, and rather than let it arrive, the captain destroys his own ship.

From that wreck, a control system called System Hawwa activates and becomes the mother of a new humanity — creating the first ruler, Cain, the elder council known as the Gazel Ministry, and then two copies of herself: Elhaym and Miang. Those two women are the engine of everything that follows. Miang carries Deus's purpose; the Elhaym line carries the Zohar's. The story is built so the two of them recur through history until they finally meet.

Which is why the game's map is so heavy with ruins. The floating lighthouse, the reactor beneath the sea, the ancient Gears handed to you as riddles — Solaris in the sky, Shevat perched on Babel Tower, Nisan on the surface — none of it is set dressing. It's ten thousand years of wreckage, and the game trusts you to feel the weight without spelling it out.

The Wheel of Contact and Antitype

The heroes are reincarnations. The Contact and the Antitype — the man who touches the Zohar and the woman born from Kadomony — aren't single people. They return, once per era, under new names. The Contact runs in a straight line: Abel in the prologue, then Kim, then Lacan, then Fei. The Antitype is the recurring "Elly," from the first Elhaym down to the one you actually travel with. Miang persists too, but differently — she isn't reborn, she takes over living women across the centuries, one host after another.

Hold that pattern against the game and its biggest reveals stop being twists and start being the point. Take Zeboim, the drowned civilization you only visit as a ruin. There, Kim is the Contact and Elly the Antitype, and the small girl you recruit — Emeralda — was built as Kim's nanotech research and, in the same stroke, as their child. Miang engineered the war that ended Zeboim and sank its capital into the sea. The reactor where you find Emeralda is that capital's grave.

Or take Grahf, the masked man chasing Fei with a voice like a verdict. Five hundred years earlier, the Contact was Lacan. When the woman he loved died, his grief-poisoned Contact with the Zohar produced something new — a second self that called itself Grahf and burned most of the world down in what the book names the Days of Collapse. The elders who died there didn't stay dead either; Solaris rebuilt the Gazel Ministry as programs inside its supercomputer, the SOL-9000. And in Fei's own era, Solaris grows a Contact of its own on purpose: Ramsus, engineered as a clone of Cain.

Grahf is Lacan. The villain hunting your hero is a past life of that hero, curdled. Fei isn't the chosen one — he's the fourth turn of a wheel ten thousand years deep, and most players reach the credits without ever seeing its shape.

Why It's Still the Backbone

No English edition exists. Perfect Works was printed in Japanese and never officially translated, and it has stayed that way for more than twenty-five years. English-speaking fans have leaned on unofficial translations the whole time — which means nearly every English claim about Xenogears lore is, somewhere up the chain, a translation of a translation of this one book.

That secondhand distance matters more here than it would for most games, because the book holds character backstory that never reached the script at all. It works as a corrective, too: the game's English release had rough patches that sent fans chasing readings the Japanese text doesn't support, and Perfect Works is where those knots come undone. Emeralda's parents, Grahf's identity, the Zeboim catastrophe, the Ministry living inside the SOL-9000 — the game gestures at all of it; the book states it.

The game is the fifth chapter of a story whose first word is the birth of a machine-god and whose last word was never written. — Pierre

And then it stops. Episode VI is blank even in Perfect Works — described only as the direct sequel to the game and "the terminal point" of the world, with the rest deliberately withheld. The afterword ties that ending to the Time of the Gospel, the reckoning bound up with Deus's return, and leaves it there. The reason the blank was never filled is plain production history: Takahashi and much of the core team left Square not long after, went on to found Monolith Soft, and the Xeno games that followed belong to a different continuity, not Episode VI. Nobody ever wrote the ending, and no book ever replaced this one.

That's the whole answer to why a 1998 art book is still the final authority. It carries total sanction from the people who made the world, it's been nearly impossible to hold, and the story it belongs to has no sequel. Read it once and the game shifts under you. The reactor under the sea becomes a tomb you understand. The lighthouse ruin becomes a date. The masked man becomes a mirror. What the game gives you is Episode V — a complete story that ends. What Perfect Works gives you is the ten thousand years of gravity beneath it, and the exact edge of the map where the world runs out of things anyone was willing to say.

Common Questions

Was Xenogears Perfect Works ever released in English?

No. It was published only in Japanese, in 1998, and has never had an official English translation. Fans have made unofficial translations over the years, which is how most English-language lore ultimately reaches readers, but there is no licensed edition and there never has been.

What does Perfect Works reveal that the game doesn't?

The full shape of the world. The biggest one is the reincarnation structure: the hero, the heroine, and the villains recur across four separate eras, so Grahf turns out to be a past life of Fei's and Emeralda turns out to be a past couple's daughter. Beyond that, it dates the entire fifteen-thousand-year history, explains the Eldridge crash that seeds the world, and fills in backstory the game only implies, from Ramsus to the Gazel Ministry to the Zeboim war.

Why is Xenogears called Episode V?

Because the saga is six episodes long and the game is the fifth. The ending screen states it outright, and Perfect Works explains it: Episodes I through IV are the fifteen thousand years of history leading up to the game, Episode V is the game itself, and Episode VI is the unwritten sequel.

Can I still buy Perfect Works?

Yes, though it takes some effort. The original 1998 DigiCube printing is a collector's item and priced like one. After a fan campaign of roughly two thousand reprint requests, it was reprinted in 2014 and again near the game's twentieth anniversary, so newer copies exist. Every edition is Japanese, so you are buying it for the art and the timeline, or to read alongside a fan translation.

Do I need Perfect Works to understand Xenogears?

No, and yes. The game tells a complete story on its own; you do not need the book to reach its ending or feel its weight. But the book is what turns a confusing world into a legible one, and it is the reason the deep-lore community agrees on anything at all. Not required. Strongly worth it if the game got its hooks in you.