Saint Seiya: Masami Kurumada and the Cosmic Shonen Tradition

Saint Seiya — known in much of the West as Knights of the Zodiac — is one of those works whose cultural footprint exceeds its raw episode count by an order of magnitude. Masami Kurumada serialized the manga in Weekly Shonen Jump from 1986 to 1990, accumulating 28 volumes. Toei Animation aired the original television adaptation across 114 episodes from October 1986 to April 1989. Those are modest numbers by modern long-runner standards. The franchise’s actual presence in global popular memory is much larger.

This is a survey of how Kurumada’s manga, Toei’s adaptation, and the long sequel chain that followed built that footprint — and why Saint Seiya remains one of the foundational shonen properties wherever the Spacetoon-era anime wave landed.

Kurumada’s manga and the cosmic-armor idea

Kurumada’s central conceit is theatrical in the best Greek sense. Young men called Saints serve the goddess Athena, reincarnated in each era as a young woman. Each Saint draws power from his Cloth — a personal armor keyed to a constellation — and burns his own Cosmo, an inner cosmic energy, to fight. The protagonist Seiya wears the Pegasus Cloth. His allies include the Dragon, Cygnus, Phoenix, and Andromeda Saints. The narrative escalates through tiers — Bronze Saints, Silver Saints, Gold Saints, and beyond — toward confrontations with rival deities and their own armored champions.

The combination of Greco-mythological framing, astrological insignia, ascending power tiers, and individually elaborate armor designs gave Saint Seiya a visual identity unlike any other Jump title of the period. Where Dragon Ball traded on speed and clean silhouettes, Kurumada offered ornamental, almost rococo armors and a register that leaned toward melodrama and self-sacrifice.

Toei’s 1986-1989 television run

The Toei Animation series adapted the manga in parallel with its serialization. The 114-episode run covered the main arcs through the Poseidon chapter, with the climactic Hades chapter left for later. Production was uneven by modern standards — animation reuse and budget compression are visible — but the show’s iconic moments, its score, and its operatic voice-cast performances became cultural reference points.

The 1986 series is also where the Saint Seiya brand of catchphrases — the named special techniques, the cry of “Pegasus Ryusei Ken,” the burning-Cosmo monologues — entered the broader shonen vocabulary. Subsequent battle-shonen series owe a measurable debt to the Saint Seiya rhetorical playbook.

The sequel chain

Unlike many 1980s shonen properties, Saint Seiya generated a continuous chain of follow-up productions across decades. The Hades chapter aired as a series of OVA seasons from 2002 to 2008, finally adapting the manga’s climactic arc with modern production values. The Lost Canvas, a prequel manga by Shiori Teshirogi set in the eighteenth century, received an OVA adaptation from 2009 to 2011. Saintia Sho, a manga focused on female saints, received a 2018 television adaptation. Knights of the Zodiac, a 3DCG retelling from 2019 onward, was produced for Netflix.

Each of these revisits the same central iconography from a different angle. The longevity is the point: few Jump-era properties sustain a steady release cadence across three full decades.

Latin America and the Arab world

The cultural impact of Saint Seiya outside Japan is one of the most studied phenomena in anime fandom. In Latin America the series became, alongside Dragon Ball and Captain Tsubasa, a foundational property — broadcast widely in the 1990s, dubbed into Latin American Spanish, and embedded in childhood memory for an entire generation. The Brazilian and Mexican dubs are studied as works of voice acting in their own right.

In the Arab world the picture is similar. Saint Seiya — broadcast on Spacetoon and other regional networks during the same era — sits in the foundational MENA anime canon next to Captain Tsubasa, Grendizer, and Future Boy Conan. For viewers who grew up with that broadcast wave, the show is not nostalgia in any soft sense; it is part of the cultural baseline.

The franchise today

The Saint Seiya franchise continues to release new content in 2026, with the Knights of the Zodiac Netflix project and ongoing manga spin-offs. Kurumada himself, born in 1953, remains an active reference figure for the shonen tradition.

The work’s specific aesthetic — armored constellations, theatrical sacrifice, escalating tiers — has been absorbed into the broader battle-shonen DNA so thoroughly that newer readers often encounter the Saint Seiya playbook in derivative form before they encounter the original. That, more than any sales figure, is the measure of the franchise’s reach.

What Saint Seiya represents

Saint Seiya is one of the cleanest examples in shonen of a property whose cultural weight does not match its original episode count or volume count. The manga is medium-length by Jump standards. The original anime is shorter than many contemporary long-runners. The franchise’s outsized presence comes from the consistency of its visual identity, the strength of its mythological framing, the long sequel chain that kept the iconography in circulation, and — most importantly — the international broadcast pattern of the 1990s that planted it in the memory of millions of viewers across three continents at the same formative age. That is a difficult achievement to replicate, and Saint Seiya remains the canonical example of how to do it.