The Regression of Great Sage Riddle poster
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The Regression of Great Sage Riddle

6.020261 seasonTV SeriesAnimationAction & Adventure

Reclaim everything you lost—in your second run through the world. The mysterious group “Box of Malice” has taken everything from the young man Ryddel—his companions, his world, his future. Standing at the edge of despair, he grasps one…

Where to watch

Not available in United States
Streaming in 1 other country

The Regression of Great Sage Riddle isn't on any streaming service in United States right now, but it's available in Japan. Streaming rights are licensed per country.

Seasons & Episodes

E1
The Day the World Shattered
Apr 1, 2026
E2
Back to the Past, The First Adventure
Apr 8, 2026
E3
The Apprentice With a Thousand Years of Experience
Apr 15, 2026
E4
Ryddel's Resolve
Apr 22, 2026
E5
Thunder Lord Rhodes
Apr 29, 2026
E6
Box of Malice's Footsteps
May 6, 2026
E7
Mana Perception
May 13, 2026
E8
Lehzef's Trump Card
May 20, 2026
E9
Piercing Through All
May 27, 2026
E10
The Decision to Depart
Jun 3, 2026
E11
The Crimson Bull of Wrath
Jun 10, 2026
E12
Episode 12
Jun 17, 2026

Cast

JEJunya Enoki
Junya Enoki
Riddle (voice)
ATAzusa Tadokoro
Azusa Tadokoro
Norn (voice)

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The Regression of Great Sage Riddle — streaming FAQ

Which OTT platform streams The Regression of Great Sage Riddle?

The Regression of Great Sage Riddle isn't on any streaming service in United States yet, but it's available in Japan. Streaming rights differ by country — switch your country in the header to see where.

Is The Regression of Great Sage Riddle on Netflix?

No, The Regression of Great Sage Riddle is not on Netflix in United States as of September 2026.

Is The Regression of Great Sage Riddle on Amazon Prime Video?

No, The Regression of Great Sage Riddle isn't on Amazon Prime Video in United States right now.

Where can I watch The Regression of Great Sage Riddle for free?

The Regression of Great Sage Riddle isn't streaming in United States yet, so there's no way to watch it free at the moment.

How many seasons are in The Regression of Great Sage Riddle?

The Regression of Great Sage Riddle has 1 season in total (12 episodes). The series concluded in 2026.

Are all episodes of The Regression of Great Sage Riddle out yet?

Yes — all 12 episodes across 1 season of The Regression of Great Sage Riddle are out and available to stream.

Is there a Season 2 of The Regression of Great Sage Riddle?

No — The Regression of Great Sage Riddle ended after 1 season, so there is no Season 2.

Is The Regression of Great Sage Riddle based on a manga?

Yes — The Regression of Great Sage Riddle is based on a manga.